EOARC Publications

If you would like to recieve a copy please contact Jana Lee Dick include the citation information or write to EOARC-Union Station at P.O. Box E, Union OR 97883 or call 541-562-5129

Eastern Oregon Agricultural Research Center Refereed Manuscripts, Book Chapters, Graduate Research, and Presentations at Scientific Meetings

2007

• Bartuszevige , A.M., Gorchov , D.L. and Raab , L. The relative importance of landscape and community features in the invasion of an exotic shrub in a fragmented landscape. In Review
• Bohnert, D.W., T. DelCurto, A.A. Clark, M.L. Merrill, S.J. Falck, and D.L. Harmon. Protein supplementation of ruminants consuming low-quality cool or warm-season forage: Differences in intake and digestibility.  Proc. West. Sec. Am. Soc. Anim. Sci. 58:217-220.

• Clark, A., T. DelCurto, M. Vavra, D. Damiran, E. Darambazar, and B. Dick. 2007. Botanical composition and diet quality of cattle grazing at three stocking rates following fuels reduction [abstract #82]. In: Abstracts for the 60th Annual Meeting of the Society for Range Management, 10-16 February 2007, Reno/Sparks, Nevada.
• Damiran, D. , T. DelCurto , E. Darambazar , A. A. Clark , P. L. Kennedy , and R. V. Taylor. 2007. Visual obstruction : weight technique for estimating production on northwestern bunchgrass prairie rangelands. In: Proc. West. Sec. Am. Soc. Anim. Sci. 58:225-228, June 20-22, 2007, University of Idaho, Moscow, Idaho.
• Damiran , D. , T. DelCurto, D.W. Bohnert , and S. L. Findholt. 2007. Comparison of techniques and grinding sizes to estimate digestibility of forage based ruminant diets. Animal Feed Science and Technology, In Press, Corrected Proof,  Available online 17 May 2007.
• Darambazar , E. , T. DelCurto , D. Damiran , A. A. Clark , and R. V. Taylor. 2007. Species composition and diversity on northwestern bunchgrass prairie rangelands. In: Proc. West. Sec. Am. Soc. Anim. Sci. 58:233-236, June 20-22, 2007, University of Idaho, Moscow, Idaho.
• Darambazar , E. , D. Damiran , T. DelCurto , B. Riggs , M. Vavra, and J. Cook. 2007. Species diversity in understory production of transitional forested rangelands in the Blue Mountains of Eastern Oregon [abstract #109]. In: Abstracts for the 60th Annual Meeting of the Society for Range Management, 10-16 February 2007, Reno/Sparks, Nevada.
• Darambazar , E. , D. Damiran , T. DelCurto , B. Riggs , M. Vavra, and J. Cook. 2007. Understory production of transitional forested rangelands in the Blue Mountains of Eastern Oregon [abstract #108]. In: Abstracts for the 60th Annual Meeting of the Society for Range Management, 10-16 February 200, Reno/Sparks, Nevada.

• Kotliar, N. B., P. L. Kennedy, and K. Ferree. 2007. Avifaunal responses to fire in southwestern montane forests along a burn severity gradient. Ecol. Appl. 17(2):491-507.

• Lehman, R. N., P. L. Kennedy and J. A. Savidge. 2007. The state of the art in raptor electrocution research: a global review. Biol. Conserv. 36:159-174.
• McIver, James D. and Michael L. McInnis. 2007. Cattle Grazing Effects on Macroinvertebrates in an Oregon Mountain Stream. Rangeland Ecol. Manage. 60:293-303: May 2007.
• McIver, James D. and R. Ottmar.  2007.  Fuel mass and stand structure after post-fire logging of a severly burned ponderosa pine forest in northeastern Oregon.  Forest Ecology and Management. 238(2007) 268-279.

• Rimbey, Neil R., Torell, L.Allen, and John A. Tanaka . “Why Grazing Permits Have Economic Value.” Journal of Agricultural and Resource Economics. (2007) 32(1):20-40.

• Walburger, Kenric J., Timothy DelCurto, and Martin Vavra.  2007. Influence of forest management and previous herbivory on cattle diets.  Rangeland Ecology & Management 60(2)172-178.

2006

• Bartuszevige , A.M. and Gorchov , D.L.  Avian seed dispersal of an invasive shrub. Biological Invasions (2006) 8:1013-1022
• Damiran, D. 2006. Influence of previous cattle and elk grazing on the subsequent quality and nutrient intake rate of cattle, deer and elk grazing late-summer mixed-conifer rangelands. Ph.D Dissertation, Oregon State University, Corvallis.
• Damiran, D. ,T. DelCurto, D. E. Johnson, S. L. Findholt, and B. K. Johnson. 2006. Estimating shrub forage yield and utilization using a photographic technique. Northwest Science 80(4):259-263.
• Johnson, D. A., D. P. Sheehy, D. Miller, and D. Damiran. 2006. Mongolian rangelands in transition. J. Sècheresse 17(1):133-141.
• Darambazar, E. and D. Damiran. 2006. Album of photomicrographs of Eastern Oregon rangeland plants. Circular of information No.4 (Link: Summary, Introduction, Grass, Grasslike, Forb, Shrub/Tree, and References), Union, Oregon, USA: Eastern Oregon Agricultural Research Center, Oregon State University.
• McIver J.D. , McNeil R. 2006. Soil disturbance and hill-slope sediment transport after logging of a severely burned site in northeastern Oregon . Western J Applied Forestry 21(3) 123-133

2005

• Boal, C.W., D.E. Andersen, and P.L. Kennedy . 2005. Productivity and mortality of northern goshawks in Minnesota. J.Raptor Res. 39(3)222-228.

• Damiran,D. 2005. Palatability of Mongolian Rangeland Plants. Circular Information No. 3.  Union, Oregon, USA: Oregon State University, Eastern Oregon Agricultural Research Station. 95 p.

• Smith, J, McKay, D., Brenner, G., McIver, J., Spatafora, J. 2005. Early impacts of forest restoration treatments on the ectomycorrhizal fungal community and fine root biomass in a mixed conifer forest. Journal of Applied Ecology 42:526-535.

• Vavra, Martin, Kenric Walburger and Timothy DelCurto. 2005. Ungulate Ecology of Ponderosa Pine Ecosystems in the Northwest. USDA Forest Service Gen. Tech. Rep. PSW-GTR-198.

• Waldrop, Thomas A.; McIver, James . (In press). The national fire and fire surrogate study - early results and future challenges. In: Conner, Kristina F. (Ed.), Proceedings of the 13th biennial southern silvicultural research conference. Gen. Tech. Rep., Southern Research Station. Asheville , NC : U.S. Department of Agriculture, Forest Service, Southern Research Station.

2004

• Cook, John G., Bruce K. Johnson, Rachel C. Cook, Robert A. Riggs, Tim DelCurto, Larry D. Bryant, and Larry L. Irwin. 2004. Effects of summer-autumn nutritiona nd parturition date on reproduction and survival of elk. Wildlife Monographs No. 155, January 2004. Supplement to The J. of Wildlife Management. 2003

• Cook, J. G., B. K. Johnson, R. C. Cook, R. A. Riggs, T. DelCurto, L. D. Bryant, and L. L. Irwin 2004. Nutrition and parturition date effects elk: Potential implications for research and management. March 20, 2004. Transactions of the North American Wildlife and Natural Resources Conference 69.

• Findholt, S. L., B. K. Johnson, D. Damiran, T. DelCurto, and J. G. Kie 2004. Diet composition, dry matter intake, and diet overlap of mule deer, elk, and cattle. March 20, 2004.In: Transactions of the North American Wildlife and Natural Resources Conference 69. Spokane, Washington. p.670-686.

• Fisher, M. J., D. W. Bohnert , C. J. Ackerman, C. S. Schauer, T. DelCurto, A. M. Craig, E. S. Vanzant, D. L. Harmon, and F. N.  Schrick.  2004.Evaluation of perennial ryegrass straw as a forage source for ruminants.  J. Anim. Sci. 82:2175-2184.

• Fontaine, A. S., P. L. Kennedy and D. H. Johnson . 2004. Effects of cattle water developments on grassland birds and their habitats. J. Range Manage. 57:238-242.

• Jaeger, J. R. and T. DelCurto. 2004. Endogenous Prostaglandin F2a Concentrations in Bovine Whole Semen, Seminal Plansma and Extended Semen. Proc. WSASAS, Vol. 55, 2004. pp. 18-21.

• Kennedy, P. L. 2004.  Habitat selection patterns of Northern Goshawks in North America . Invited Lecture. Transcript published in Habitat Management for Endangered Raptors: Habitat Analysis, Conservation and Assessment. Proceedings of the International Symposium on Endangered Raptors, Tokyo , Japan . Raptor Japan , Tokyo , Japan .

• Pulsipher, G. D., R. L. Hathaway, W. Mosher, G. J. Pirelli, and T. DelCurto. 2004. The effect of fertilizing with sodium selenite on selenium concentration of hay and drain water and serum selenium concentrations in beef heifers and calves. Proc. WSASAS, Vol. 55, 2004. pp. 257-260.

• Tanaka, J. A., N. R. Rimbey and L. A. Torell. 2004. New Faces: What does it mean for sustainable rangeland management. in: Torell, L.A. , N.R. Rimbey and L. Harris, eds. 2004. Current Issues in Rangeland Resource Economics. Proceedings of a symposium sponsored by Western Coordinating Committees 55 and 40. W. Regional Publication. USU Ag. Exp. Sta, Research Rep. 190. June, 2004. Logan , UT.

• Tanaka, J. A., N. R. Rimbey, A. Torell. “New faces, what does it mean for sustainable rangeland management?” Paper presented at the 59th Annual Meeting, Society for Range Management, Salt Lake City , Utah . 2004.

• Tanaka, J. A. “Implications for Land Use Policy and the Sustainability of Western Rangelands.” Symposium on “Western Ranching as a Way of Life: Implications for Land Use Policy and Sustainable Rangelands” presented at the Western Agricultural Econonomics Association Annual Meeting, Honolulu, Hawaii. 2004.

• Vavra, Martin, Kenric Walburger and Timothy DelCurto. 2004. Ungulate Ecology of Ponderosa Pine Ecosystems. USDA Forest Service Gen. Tech. Rep. PSW-GTR-xxx. 2004.

• Walburger, K.J., T. DelCurto, M. Vavra, and G. D. Pulsipher. 2004. The long-term effects of cattle and(or) big game herbivory and logging on the subsequent diet quality of steers grazing grand fir (Abies grandis) habitats in northeastern Oregon . Proc. WSASAS, Vol. 55, 2004. pp. 253-256.

2003

• Damiran, D., T. DelCurto, S.L. Findholt, G.D. Pulsipher, and B.K Johnson. 2003. Influence of previous cattle and elk grazing on the subsequent quality and quantity of diets for cattle, deer and elk grazing late-summer mixed-conifer rangelands. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 54:320-324.

• Darambazar, E., T. DelCurto, C. Ackerman, G. Pulsipher, and D. Damiran. 2003. Changes in forage quantity and quality with continued cattle grazing in a mountain riparian pasture. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 54:324-328

• Darambazar, E., T. DelCurto, C. Ackerman, D. Damiran, and J.A. Morrison. 2003. The influence of cow age on botanical composition of diets in mixed conifer mountain riparian areas and adjacent uplands. In:Abstr. of Soc. for Range Manage. 56th annu. meeting. #55.

• Damiran, D., D.E. Johnson, T. DelCurto, and S. L. Findholt. 2003. Estimating shrub forage yield and utilization using a photographic technique. In:Abstr. of Soc. for Range Manage. 56th annu. meeting. #54.

• Dewey, S. R., Kennedy, P. L., and R. M. Stephens. 2003. Are dawn vocalization surveys effective for monitoring gashawk nest-area occupancy? J. Wildl. Manage. 67(2):390-397

• Kennedy, P. L. 2003. Northern goshawk conservation assessment for Region 2, USDA, Forest Service. Published as a web document by USFS at http://www.fs.fed.us/r2/projects/scp/assessments/northerngoshawk.pdf

• Kennedy, P. L. and J. M. Ward. 2003. Effects of experimental food supplementation on movements of juvenile northern goshawks (Accipiter gentilis atricapillus). Oecologia 134:284-291. 

• Parsons, C. T., P. A. Momont, T. DelCurto, and J. L. Sharp. 2003. Cattle distribution patterns and vegetation use in mountain riparian areas. J. Range Manage. 56:334-341 

• Stillings, Amy M., John A. Tanaka, Neil R. Rimbey, Timothy DelCurto, Patrick A. Momont, and Marni L. Porath. 2003. Economic implications of off-stream water developments to improve riparian grazing. J. Range Manage. 56:418-424. 

• White, J.J., G.D. Pulsipher, and T. DelCurto. 2003. Effects of forage quality and type of protein supplement on intake and digestibility in beef steers and performance of postpartum beef cows. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 54

• Darambazar, E. 2003. Factors influencing diet composition of beef cattle grazing mixed conifer mountain riparian areas. M.S. Thesis, Oregon State University, Corvallis.

2002

• Bohnert, D. W., C. S. Schauer, T. DelCurto. 2002. Influence of rumen protein degradability and supplementation frequency on performance and nitrogen use in ruminants consuming low-quality forage: Cow performance and efficiency of nitrogen use in wethers. J. Anim. Sci. 80:1629-1637. 

Bohnert, D. W., C. S. Schauer, M. L. Bauer, and T. DelCurto. 2002. Influence of rumen protein degradability and supplementation frequency on steers consuming low-quality forage: I. Site of digestion and microbial efficiency. J. Anim. Sci. 80:2967-2977. 

• Bohnert, D. W., C. S. Schauer, S. J. Falck, and T. DelCurto. 2002. Influence of rumen protein degradability and supplementation frequency on steers consuming low-quality forage: II. Ruminal fermentation characteristics. J. Anim. Sci. 80:2978-2988 (Adobe PDF Format 6.18MB)

• Damiran, D., T. DelCurto, D.W. Bohnert, G.D. Pulsipher, and S.L. Findholt. 2002. Comparison of techniques and grinding size to estimate digestibility of forage base ruminant diets. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 53:341-344.

(Abstract)

• Gentner, Bradley J. and John A. Tanaka. 2002. Classifying Public Land Grazing Permittees. J. Range Manage. 55:2-11.

• Jaeger, J.R., K.C. Olson, T. DelCurto, and A. Qu. 2002. Predicting the time of parturition in spring calving beef cows. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 53:204-207.(Abstract)

• Lueders, A.S., P.L. Kennedy, and D.H. Johnson. 2002. The influence of large herbivores on habitat and spatial structure of breeding avian populations in North Dakota mixed grass prairie (abstract only). In: Avian Landscape ecology: pure and applied issues in the large-scale ecology of birds (Chamberlain, D. and A. Wilson, eds). pp347. Proc. Eleventh Annual International Association of Landscape Ecology (UK) Conference, University of East Anglia, 10^th-13^th September 2002. Colin Cross Printers, Ltd, Garstang, UK.

• McClaren, E., P. L. Kennedy, and S. R. Dewey. 2002. Do some northern goshawk nest areas fledge more young than others? Condor 104:343-352.

• Morrison, J.A., T. DelCurto, C.T. Parsons, G.D. Pulsipher and E.S. Vanzant. 2002. The influence of cow age on grazing distribution and utilization of mountain riparian areas and adjacent uplands. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 53:118.(Abstract)

• Porath, M. L., P.A. Momont, T. DelCurto, N. R. Rimbey, J. A. Tanaka, and M. McInnis. 2002. Offstream water and salt as management strategies for improved cattle distribution and subsequent riparian health. J. Anim. Sci. 80:346-356. 

• Shirley, T.R., C.J. Ackerman, G.D. Pulsipher, T. DelCurto, C.S. Schauer, and T.A. Currier. 2002. Daily vs. alternate day supplementation of soybean meal or wheat middlings to steers consuming low quality hay. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 53:185-189.

• Walburger, Kenric. 2002. Twenty-five years of grazing research at Meadow Creek in the Starkey Experimental Forest and Range. M.S. Thesis, Oregon State University, Corvallis.

2001

• Dewey, S. R. and P. L. Kennedy. 2001. Effects of supplemental food on parental care strategies and juvenile survival of northern goshawks. Auk 118:352-365.

• Howard, M. N., S. K. Skagen, and P. L. Kennedy. 2001. Does habitat fragmentation influence nest predation on the shortgrass prairie? Condor 103:530-536.

• McInnis, Michael L. and James McIver. 2001. Influence of off-stream supplements on streambanks of riparian pastures. J. Range Manage. Vol. 54:648-652.

• Orth, P. B. and P. L. Kennedy. 2001. Do land use patterns influence nest-site selection by burrowing owls in northeastern Colorado? Can. J. Zool. 79:1038-1045.

• Tanaka, John A. and Bradley J. Gentner. 2001. Response of public land ranchers to policy changes. In: Current Issues in Rangeland Resource Economics. Proc. of a Symposium Sponsored by Western Coordinating Committee 55 (WCC-55). L. Allen Torell, E. Tom Bartlett, and Rena Larranga, eds. A Western Regional Publication, New Mexico State University Research Report 737:35-46.

• Torell, L. Allen, Neil R. Rimbey, John A. Tanaka, and Scott A. Bailey. 2001. The lack of a profit motive for ranching: Implications for policy analysis. In: Current Issues in Rangeland Resource Economics. Proc. of a Symposium Sponsored by Western Coordinating Committee 55 (WCC-55). L. Allen Torell, E. Tom Bartlett, and Rena Larranga, eds. A Western Regional Publication, New Mexico State University Research Report 737:47-58.

• Torell, L. Allen, Neil R. Rimbey, E. Tom Bartlett, Larry W. Van Tassell, and John A. Tanaka. 2001. An evaluation of the PRIA grazing fee formula. In: Current Issues in Rangeland Resource Economics. Proc. of a Symposium Sponsored by Western Coordinating Committee 55 (WCC-55). L. Allen Torell, E. Tom Bartlett, and Rena Larranga, eds. A Western Regional Publication: NMSU Agric. Exp. Sta., Research Report 737:101-110.

2000

• Damiran, D., S. Findholdt, T. DelCurto, and B.K. Johnson. 2000. A comparison of bite-count derived botanical composition of diet and clipping vs. rumen evacuation as techniques to estimate diet quality with grazing beef cattle. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 51:517-520.

• DelCurto, T. 2000. Endophytes in Grass Seed Straw. Presented to Alberta Agriculture, Food and Rural Development. Alberta, Canada.

• DelCurto, T. 2000. Utilizing Grass Seed Residues for Wintering Beef Cattle. Presented to Alberta Agriculture, Food, and Rural Development. Alberta, Canada.

• DelCurto, T., B.K. Johnson, M. Vavra, A.A. Ager, and P.K. Coe. 2000. The influence of season on distribution patterns relative to water and resource use by cattle grazing mixed forested rangelands. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 51:171-175.

• DelCurto, T., K.C. Olson, B. Hess, and E. Huston. 2000. Optimal supplementation strategies for beef cattle consuming low-quality forages in the Western United States. J. Anim. Sci. Proceedings of the American Society of Animal Science, Supplementation, Protein, and Grazing Management.

• DelCurto, T., C. Yoder, and B. Fountaine. 2000. Utilizing grass seed residues for winter beef cattle. Proc. Canadian Alfalfa Seed and Forage Seed Conf. pp. 62-67.

• Jaeger, J.R. and T. DelCurto. 2000. Efficacy of feeding a probiotic to yearling replacement beef heifers in a wintering backgrounding program. Proc. West Sec. Am. Soc. Anim. Sci. Vol. 51:510-512.

• Laliberte, Andrea S. 2000. The use of remote sensing and geographic information Systems (GIS) in assessing changes in stream morphology and vegetation. M.S. Thesis, Oregon State University, Corvallis.

• Meays, Cynthia L. 2000. Elevation, thermal environment, and stream temperatures on headwater streams in northeastern Oregon. M.S. Thesis, Oregon State University, Corvallis.

• Parsons, C.T., P.A. Momont, T. DelCurto, and J.L. Sharp. 2000. Effects of season of use on beef cattle distribution patterns and subsequent vegetation use in mountain riparian areas. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 51:21-25.

• Parsons, Cory T. 2000. Effects of season of use on beef cattle distribution patterns and subsequent vegetation use in mountain riparian areas. M.S. Thesis, University of Idaho, Moscow.

• Riggs, R.A., A.R. Tiedemann, J.G. Cook, T.M. Ballard, P.J. Edgerton, M. Vavra, W.C. Krueger, F.C. Hall, L.D. Bryant, L.L. Irwin, and T. DelCurto. 2000. Modification of mixed-conifer forests by ruminant herbivores in the Blue Mountains ecological province. USDA Forest Service Research Paper PNW-RP-527.

• Sheehy, Dennis and Ronney Slater. 2000. Deer and elk in agricultural habitat of the north Grande Ronde valley. Final Report to RMEF and ODFW. EOARC-Union, OR.

• Suverly, N.A., T. DelCurto, J.R. Jaeger, and M.R. Keller. 2000. Influence of cow age on consumption of hand-fed supplements and subsequent performance of beef cows winter grazing stockpiled forage. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 51:281-285.

• Suverly, N.A., T. DelCurto, S. Paxton, M.R. Keller, and D.W. Weber. 2000. Effects of timing and frequency of grazing on quality and yield of stockpiled forages in western Oregon. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 51:262-266.

• Walburger, K., T. DelCurto, M. Vavra, L. Bryant, and J. Kie. 2000. Influence of a grazing system and aspect, north vs. south, on the nutritional quality of forages, and performance and distribution of cattle grazing forested rangelands. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 51:181-184.

1999

• Ballard, Teena M. 1999. Interactions of cattle and Chinook salmon. M.S. Thesis, Oregon State University, Corvallis.

• DelCurto, T. 1999. Supplementation strategies for beef cattle consuming low-quality forages in the western U.S.: An executive summary of a WCC 104 publication. J. Anim. Sci. 77(Suppl. 1):200.

• DelCurto, T., and K. Olson. 1999. Optimal supplementation strategies with beef cattle consuming low-quality roughages. Proc. Inter. Cow Symp., Jan. 5 & 6, Twin Falls, ID. pp. 8-24.

• DelCurto, Tim, Marni Porath, Mike L. McInnis, Pat Momont, and Cory Parsons. 1999. Management strategies for optimal beef cattle distribution and use of mountain riparian meadows. In: Grazing Behavior of Livestock and Wildlife. 1999. K.L. Launchbaugh, K.D. Sanders, J.C. Mosley, Eds. Idaho Forest, Wildlife & Range Exp. Sta. Bull. #70, pp. 119-129.

• Nowak, M. Cathy. May 1999. Predation rates and foraging ecology of adult female mountain lions in northeastern Oregon. M.S. Thesis, Washington State University, Pullman.

• Reynolds, Mark P. 1999. Residual leaf area as a measure of shrub use. M.S. Thesis, Oregon State University, Corvallis.

• Sheehy, Dennis, Peter Schreder, and Robert Lewis. 1999. Transitory habitat in eastside industrial forests. Final report submitted to Blue Mountain Natural Resources Institute, June 2, 1999.

• Suverly, N.A., T. DelCurto, S. Paxton, M.R. Keller, D.W. Weber, and C.T. Parsons. 1999. Effect of lactation and stage of lactation on self-fed supplement intake and performance of beef cows consuming low-quality forages. Proc. West. Sec. Am. Soc. Anim. Sci. 50:11-14.

• Tanaka, John A., Neil R. Rimbey, and Amy M. Stillings. 1999. Economics of grazing management in riparian areas. In: Grazing Land Economics and Policy. Proceedings of a Symposium Sponsored by the Western Coordinating Committee on Range Economics, WCC-55. E.T. Bartlett and Larry W. Van Tassell, Eds. pp. 10-18.

• Tiedemann, A.R., T.M. Quigley, L.D. White, W.S. Lauritzen, J.W. Thomas, and M.L. McInnis. 1999. Electronic (fenceless) control of livestock. USDA-FS Research Paper PNW-RP-510.

• Vavra, M., M.J. Willis, and D.P. Sheehy. 1999. Livestock-big game relationships: conflicts and compatibilities. In: Grazing behavior of livestock and wildlife. K.L. Launchbaugh, J.C. Mosley, and K.D. Sanders, Eds. Station Bulletin 70University of Idaho, Moscow, ID.

• Weder, C.E., T. DelCurto, T. Svejcar, J.R. Jaeger, and R.K. Bailey. 1999. Influence of supplemental alfalfa quality on the intake, use, and subsequent performance of beef cattle consuming low-quality roughages. J. Anim. Sci. 77:1,266-1,276.

1998

• Dickard, Marni L. 1998. Management strategies for improved cattle distribution and subsequent riparian health. M.S. Thesis, University of Idaho, Moscow.

• Dickard, M.L., P.A. Momont, T. DelCurto, N.R. Rimbey, J.A. Tanaka, and M. McInnis. 1998. Offstream water and salt as management strategies for improved cattle distribution and subsequent riparian health. J. Range Manage. (abstract) National meetings

• Gebauer, Christopher Earl. 1998. Forest grazing and site quality: influences of cattle, big game, and tree species on soil nutrients, soil compaction, and vegetation of a seral forest in northeastern Oregon. M.S. Thesis, Washington State University, Pullman.

• Larsen, R.E., W.C. Krueger, M.R. George, M.R. Barrington, J.C. Buckhouse, and D.E. Johnson. 1998. Livestock influences on riparian zones and fish habitat: Viewpoint. J. Range Manage. 51:661-664.

• Quinlan-Murphy, Lonnie J. 1998. Influences of age, condition, nutrition, and season on Rocky Mountain Elk serum and urine chemistry. Thesis (M.S.), Oregon State University.

• Staff Writer. Fall/Winter 1998. Scientists record what deer, elk, and cattle eat. Oregon's Agricultural Progress, a publication of the Agricultural Experiment Station, Oregon State University, Corvallis. (Abstract)

• Vavra, Martin. 1998. Public land and natural resource issues confronting animal scientists and livestock producers. J. Anim. Sci. 1998. 76:2,340-2,345

• Vavra, Martin. 1998. An ecological perspective of livestock grazing. Proc. of the International Symposium on Animal Production Under Grazing. Universidade Federal de Vicosa, M.G., Brazil. pp. 333-348.

• Vavra, M. and D. Ganskopp. 1998. Grazing behavior in ungulates: Current concepts and future challenges. Annals of Arid Zone 37(3):319-355.

1997

• DelCurto, T. 1997. Management of beef cattle for economic sustainability: A focus on the winter-feeding period. Proc. 32nd Annual PNW Nutrition Conference, Boise, ID.

• Hathaway, R.L., T. DelCurto, and D.J. Carroll. 1997. Improving economic efficiency by optimizing beef cattle winter-feeding programs.Proc. West. Sec. Am. Soc. Anim. Sci. 48:215-217.

• Lowry, Amaya A. 1997. Influence of ruminant digestive processes on germination of ingested seed. M.S. Thesis, Oregon State University, Corvallis.

• Lowry, A., M. McInnis, and T. DelCurto. 1997. The viability of weed seeds and desirable seeds after differential digestion in ruminants. Soc. of Range Manage. Ann. Meetings (abstract).

• Stillings, Amy M. 1997. The economic feasibility of off-stream water and salt to reduce grazing pressure in riparian areas. M.S. Thesis, Oregon State University, Corvallis.

1996

• Bailey, R.K., S.J. Filley, H.A. Turner and T. DelCurto. 1996. The effects of reducing dystocia and 48-hour calf removal on heifer performance. Proc. West. Sec. Am. Soc. Anim. Sci. 47:229-232.

• DelCurto, T., A.V. Earley, T. May, and W.T. Nichols. 1996. Comparison of bambermycins, lasalocid, and monensin on the nutritional physiology of beef cattle consuming concentrate base diets. J. Anim. Sci. (suppl. 1)

• Earley, A.V., T. DelCurto, T. May, and W.T. Nichols. 1996. Comparison of bambermycins, lasalocid, and monensin on the nutritional physiology of beef cattle consuming forage base diets. J. Anim. Sci. (suppl. 1).

• Filley, S.J., R.K. Bailey, H.A. Turner, and T. DelCurto. 1996. Short and long-term reproductive responses of heifers fed different nutritional regimes pre-and post-breeding. Proc. West. Sec. Am. Soc. Anim. Sci. 47:273-275.

• Filley, S.J., R.K. Bailey, H.A. Turner, and T. DelCurto. 1996. The effects of pre-and post-partum nutrition and longhorn breeding on the reproductive success of first- and second-calf heifers. Proc. West. Sec. Am. Soc. Anim. Sci. 47:273-275.

• Horney, M.R., T. DelCurto, M.M. Stamm, R.K. Bailey, and S.D. Brandyberry. 1996. Early-vegetative tall fescue hay vs. alfalfa hay as a supplement for cattle consuming low-quality roughages. J. Anim. Sci. 74:1,959-1,966.

• Sheehy, Dennis P. and Martin Vavra. 1996. Ungulate foraging areas on seasonal rangeland in northeastern Oregon. J. Range Manage. 49(1):16-23.

• Vavra, M. and D.P. Sheehy. 1996. Improving elk habitat characteristics with livestock grazing. Rangelands 18:182-185.

• Vavra, M. 1996. Sustainability of livestock production systems: an ecological perspective. J. of Anim. Sci. 74:1,418-1,423.

• Weder, Christoph E. May 1996. The Influence of supplemental alfalfa quality on the intake and utilization of low-quality roughages by beef cattle. M.S. Thesis, Oregon State University, Corvallis.

• Weder, C.E., T. DelCurto, T. Svejcar, J. Jaeger, and R.K. Bailey. 1996. Influence of supplemental alfalfa quality on winter body condition, weight, and subsequent reproductive efficiency of beef cattle consuming low-quality roughages. Proc. of 3rd Livestock Grazing Conf.

• Weder, C.E., T. DelCurto, T. Svejcar, R.K. Barton, and A. Earley. 1996. The influence of supplemental alfalfa quality on the intake and utilization of low-quality roughage by beef steers with varying levels of protein requirements. J. Anim. Sci. (Suppl. 1)

1995

• Angell, Ray, Roxanne Barton, and Tim DelCurto. 1995. The influence of energy supplementation on performance, digestive kinetics, and intake of cattle grazing native flood meadows in eastern Oregon. Proc. West. Sec. Am. Soc. Anim. Sci. and West. Branch Canadian Soc. Anim. Sci., Joint meeting July 6-8, 1995, Lethbridge, Alberta. Vol. 46:475-478.

• Fajemisin, B., D. Ganskopp, R. Cruz, M. Vavra. 1995. Potential for woody control by Spanish goats in the sagebrush steppe. Small Ruminant Research 20:99-107.

• Green, Douglas M. and J. Boone Kauffman. 1995. Succession and livestock grazing in a northeastern Oregon riparian ecosystem. J. Range Manage. 48:307-313.

1994

• Brandyberry, S.D., T. DelCurto, R.K. Barton, K.H. Brandyberry, K.J. Paintner, and R.F. Angell. 1994. Influence of winter environment on the nutritional physiology and performance of beef cattle in the Northern Great Basin. J. Anim. Sci. 72(Suppl. 1):152-

• DelCurto, T., R.K. Barton, S.D. Brandyberry, and K.H. Brandyberry. 1994. Influence of alfalfa supplementation frequency on the intake, digestion, and performance of beef cattle consuming tall fescue straw. J. Anim. Sci. 72(Suppl. 1):336.

• Elmore, W. and J.B. Kauffman. 1994. Riparian and watershed systems: Degradation and restoration. In.Ecological implications of livestock herbivory in the west. M. Vavra, W.A. Laycock, and R.D. Pieper (eds.) Soc. Range Manage., Denver, CO. pp. 212-231.

• Mills, R.R., C.B. Campbell, and T. DelCurto. 1994. Comparison of sequential versus non-sequential implantation of feeder calves. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 45.

• Stamm, M.M., T. DelCurto, M.R. Horney, S.D. Brandyberry, and R.K. Barton. 1994. Influence of alkaloid concentration of tall fescue straw on the nutrition, physiology, and subsequent performance of beef steers. J. Anim. Sci. 72:1,068-1,075.

• Tibbs, T.M., T. DelCurto, M. McInnis, A.R. Tiedemann, and T.M. Quigley. 1994. Influence of electronic diversion from riparian areas on livestock grazing behavior, nutritional physiology, stress physiology and performance. J. Anim. Sci. 72(Suppl. 1):180.

1993

• Albro, J.D., D.W. Weber, and T. DelCurto. 1993. Comparison of whole raw soybeans, extruded soybeans, or soybean meal/barley on digestive characteristics and performance of weaned beef steers consuming mature grass hay. J. Anim. Sci. 71:26.

• Brandyberry, S.D., T. DelCurto, R.K. Barton, K.J. Paintner, and K.H. Brandyberry. 1993. Effects of early spring grazing of rangelands used in winter grazing programs in the Northern Great Basin. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 44.

• DelCurto, T., R.A. Angell, R. Slater, R.A. Barton, and J.A. Rose. 1993. Botanical composition of diet and concurrent clipping of forage components as a means of estimating diet quality for grazing ruminants. J. Anim. Sci. 71(Suppl. 1):193.

• Quigley, T.M., A.R. Tiedemann, and T. DelCurto. 1993. Fenceless livestock control: An alternative method. Amer. Soc. Agric. Eng. (abstract).

1992

• Albro, J.D., D.W. Weber, and T. DelCurto. 1992. Comparison of whole soybeans, extruded soybeans, or soybean meal/barley on digestive characteristics and performance of weaned beef steers consuming mature grass hay.Proc. West. Sec. of Am. Soc. Anim. Sci. Vol. 43:1-4.

• Barton, R.K., T. DelCurto, S.D. Brandyberry, M.M. Stamm and M.R. Horney. 1992. Physical modification and (or) supplementation strategies to improve the nutritive value of tall fescue straw for beef cattle.Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 43:544-5547.

• Brandyberry, S.D., T. DelCurto, and R.F. Angell. 1992. Physical form and frequency of alfalfa supplementation for beef cattle winter grazing Northern Great Basin rangeland. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 43:47-50.

• Brandyberry, S.D., T. DelCurto, R.K. Barton, and J.A. Rose. 1992. Year and season effects on diet quality of beef cattle grazing Northern Great Basin rangelands.Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 43:418-421.

• DelCurto, T., R.F. Angell, R.K. Barton, and J.A. Rose. 1992. Botanical composition and quality of diets selected by beef cattle grazing Northern Great Basin rangelands. J. Range Manage. 45(abstr.):64.

• DelCurto, T., D.W. Weber, J.D. Albro, T.O. Dill, and M.M. Stamm. 1992. Influence of laidlomycin propionate on the intake and digestive characteristics of beef steers grazing pasture forage. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 43:519-522.

• Horney, M.R., T. DelCurto, M.M. Stamm, R.K. Barton, and S.D. Brandyberry. 1992. Early-vegetative meadow hay versus alfalfa hay as a supplement for beef cattle consuming low-quality roughages. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 43:9-12.

• Stamm, Michele M. Grass straw residues as a feed source for winter beef cattle. M.S. Thesis, Oregon State University, Corvallis.

• Stamm, M.M., T. DelCurto, M.R. Horney, S.D. Brandyberry, and R.K. Barton. 1992. Influence of alkaloid concentration of tall fescue straw on the nutrition, physiology, and subsequent performance of beef steers. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 43:506-509.

• Stamm, M.M., T. DelCurto, M.R. Horney, K.H. Brandyberry, and R.K. Barton. 1992. Nutritional quality of Willamette Valley grass seed residues harvested as livestock feed. Proc. 27th Pacific Northwest Nutr. Conf. p. 135.

• Turner, H.A., M.L. McInnis, P.R. Cheeke, and G.L. Farnsworth. 1992. Effect of various urea-ammoniation treatments of tall fescue straw for wintering gravid beef cows. Proc. West. Sec. Am. Soc. Anim. Sci. 43:357-359.

• Vavra, M. 1992. Livestock and big game forage relationships. Rangelands 14:57-59.

1991

• DelCurto, T. 1991. Influence of protein supplements on the intake and utilization of low-quality roughages. In: Proc. 26th Annual Pacific Northwest Animal Nutrition Conference, Beaverton, Oregon, October 1991 pp. 225-239.

• DelCurto, T. 1991. The potential use of grass seed residues as a ruminant livestock feed resource. Proc. of the 1991 Farming for Profit and Stewardship: Sustainable Agric. Prog. pp. 46-50.

• DelCurto, T., R.F. Angell, R.K. Barton, and J.A. Rose. 1991. The influence of graded levels of alfalfa pellets on the performance of grazing behavior of beef cows grazing dormant, Northern Great Basin rangelands. J. Anim. Sci. 69(Suppl. 1):510.

• DelCurto, T., R.K. Barton, P.R. Cheeke and H.A. Turner. 1991. Urea-ammoniation and (or) supplementation strategies to improve the nutritive value of tall fescue straw for beef cattle production. Proc. of West. Sec. of Am. Soc. Anim. Sci. Vol. 42:241-244; also, J. Anim. Sci. 69(Suppl. 1):510.

• Green, Douglas, M. 1991. Soil condition along a hydrologic gradient and successional dynamics in a grazed and ungrazed montaine riparian ecosystem. Ph.D. Dissertation, Oregon State University, Corvallis.

• Riegel, Gregg M., Richard F. Miller, and William C. Krueger. 1991. Understory vegetation response to increasing water and nitrogen levels in Pinus ponderosa forest in northeastern Oregon. Northwest Sci. 65(1):10-15.

• Turner, Harley A. and Timothy DelCurto. 1991. Nutritional and managerial considerations for range beef cattle production. In: J. Maas (ed.) Veterinary Clinics of North America: Food Animal Practice, Beef Cattle Nutrition. W.B. Saunders Co., Philadelphia. pp. 95-125.

1990

• McInnis, Michael L., Larry L. Larson, and Martin Vavra. 1990. Classifying Herbivore Diets Using Hierarchical Cluster Analysis. J. Range Manage. 43(3):271-274.

• McInnis, Michael L., Thomas M. Quigley, Martin Vavra, and H. Reed Sanderson. 1990. Predicting beef cattle stocking rates and live weight gains on eastern Oregon rangelands: Description of a model. Simulation, Sept.:137-145.

1989

• Riegel, Gregg Mason. 1989. Understory competition for resources in Pinus ponderosa forest of northeast Oregon. Ph.D. Dissertation, Oregon State University, Corvallis

• Vavra, M., M. McInnis, and D.P. Sheehy. 1989. Implications of dietary overlap of free ranging herbivores. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 40:489-495.

1988

• Raleigh, Robert J. 1988. Joint HVDC agricultural study: final report. (OSU, BPA, EOARC, Central OES)

• Sheehy, Dennis Patrick. 1988. Grazing relationships of elk, deer, and cattle on seasonal rangelands in northeastern Oregon. Ph.D. Dissertation, Oregon State University, Corvallis.

• Williams, John Dana. 1988. Overland flow and sediment production potentials in logged and nonlogged sites of ponderosa pine forest in northeastern Oregon. M.S. Thesis, Oregon State University, Corvallis.

1987

• Gallivan, C., W.D. Hohenboken, and M. Vavra. 1987. Breed and heterosis effects on wool and lamb production of rotationally crossed ewes. J. Anim. Sci. 64:43-49.

• Ganskopp, D. and M. Vavra. 1987. Slope use by cattle, feral horses, deer, and bighorn sheep. Northwest Science 61(2):74-81.

• Holechek, Jerry L., Timothy J. Berry, and Martin Vavra. 1987. Grazing system influences on cattle performance on mountain range. J. Range Manage. 40(1)55-59.

• McInnis, M.L. and M. Vavra. 1987. Dietary relationships among feral horses, cattle, and pronghorn in southeastern Oregon. J. Range Manage. 40(1):60-66.

1986

• Jaeger, J.R., H.A. Turner, and F. Stormshak. 1986. Gonadotropin releasing hormone-induced release of luteinizing hormone during the milk ejection reflex in the postpartum beef cow. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 37:33-35.

• McInnis, Michael L. and Martin Vavra. 1986. Summer diets of domestic sheep grazing mountain meadows in northeastern Oregon. Northwest Sci. 60(4):265-270.

• McInnis, M.L., H.A. Turner, and R.F. Angell. 1986. Factors associated with dystocia in beef heifers. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 37:162-165.

• Svejcar, Tony. 1986. Comparative water relations of Carex geyeri and Calamagrostis rubescens. Bot. Gaz. 147(1):71-77.

• Vavra, Martin. 1986. Manipulative grazing of plant communities. In: Grazing Research at Northern Latitudes. Gudmundsson, O. (ed.). Plenum Publishing Corp.

1985

• Glenn, D.M., A. Carey, F.E. Bolton, and M. Vavra. 1985. Effect of N fertilizer on protein content of grain, straw, and chaff tissues in soft white winter wheat. Agron. J. 77:229-232.

• Holechek, Jerry L., Martin Vavra, Daniel Manzanares, Mary Sanchez, and John Boshe. 1995. A comparison of esophageal fistula and fecal material to determine cattle diet botanical composition. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 36:286-289.

• Svejcar, Tony and Martin Vavra. 1985. The influence of several range improvements on estimated carrying capacity of potential beef production. J. Range Manage. 38(5):395-399.

• Turner, H.A. and R.F. Angell. 1985. Long-term effects of monensin supplementation on productive and reproductive performance of beef cows. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 36:82-85.

1984

• Kauffman, J.B. and W.C. Krueger. 1984. Livestock impacts on riparian ecosystems and streamside management implications: A review. J. Range Manage. 37:430-438.

• Leslie, David M., Jr., Edward E. Starkey, and Martin Vavra. 1984. Elk and deer diets in old-growth forests in western Washington. J. Wildl. Manage. 48(3):762-775.

• McInnis, M.L. 1984. Ecological relationships among feral horses, cattle, and pronghorn in southeastern Oregon. Ph.D. Dissertation, Oregon State University, Corvallis.

• Vavra, Martin. 1984. Livestock production possibilities on streamside meadows. In: Proc. 1984 PNW Range Management Short Course. Range Watersheds, Riparian Zones, and Economics: Interrelationships in Management and Use. OSU, Corvallis. pp. 35-44.

1983

• Holechek, J.L. and M. Vavra. 1983. Fistula sample numbers required to determine cattle diets on forest and grassland ranges. J. Range Manage. 36(3):323-326.

• Holechek, Jerry L. and Martin Vavra. 1983. Drought effects on diet and weight gains of yearling heifers in northeastern Oregon. J. Range Manage. 36(2):227-231..

• Kauffman, J. Boone, W.C. Krueger, and M. Vavra. 1983. Impacts of cattle on streambanks in northeastern Oregon. J. Range Manage. 36(6):683-685..

• Kauffman, J. Boone, W.C. Krueger, and M. Vavra. 1983. Effects of late season cattle grazing on riparian plant communities. J. Range Manage. 36(6):685-691..

• Leslie, David M., Jr., Martin Vavra, Edward E. Starkey, and Ron C. Slater. 1983. Correcting for differential digestibility in microhistological analyses involving common coastal forages of the Pacific Northwest. J. Range Manage. 36(6):730-732..

• McInnis, Michael L., Martin Vavra, and William C. Krueger. 1983. A comparison of four methods used to determine the diets of large herbivores. J. Range Manage. 36(3):302-306..

• Vavra, M. 1983. Managing grazing animal response to forestland vegetation. In: Forestland Grazing, Proceedings of a Symposium, Feb. 23-25, 1983, Spokane WA. pp. 43-51.

1982

• Carey, Anne C. February 1982. The effect of precipitation variation and fertilization level on the nutritive value of wheat residue. M.S. Thesis, Oregon State University, Corvallis.

• Duncan, Andy. 1982. Eastern Oregon center steers beef production. In: Impact, Oregon Agricultural Experiment Station, OSU, Corvallis, Oregon. pp. 4-5.

• Holechek, J.L. and M. Vavra. 1982. Comparison of micro- and macro-digestion methods for fiber analysis. J. Range Manage. 35(6):799-801.

• Holechek, Jerry L. and Martin Vavra. 1982. Forage intake by cattle on forest and grassland ranges. J. Range Manage. 35(6):737-741.

• Holechek, J.L., M. Vavra, and D. Arthun. 1982. Relationships between performance, intake, diet nutritive quality, and fecal nutritive quality of cattle on mountain ranges. J. Range Manage. 35(6):741-744.

• Holechek, Jerry L., Martin Vavra, and Rex D. Pieper. 1982. Botanical composition determination of range herbivore diets: a review. J. Range Manage. 35(3):309-315.

• Holechek, J.L., M. Vavra, and R.D. Pieper. 1982. Methods for determining the nutritive quality of range ruminant diets: a review. J. Anim. Sci. 54(2):363-376.

• Holechek, Jerry L., Martin Vavra, Jon Skovlin, and William C. Krueger. 1982. Cattle diets in the Blue Mountains of Oregon, I. Grasslands. J. Range Mange. 35(1):109-112.

• Holechek, Jerry L., Martin Vavra, Jon Skovlin, and William C. Krueger. 1982. Cattle diets in the Blue Mountains of Oregon, II. Forests. J. Range Manage. 35(1):239-242.

• Kauffman, John Boone. 1982. Synecological effects of cattle grazing a riparian ecosystem. M.S. Thesis, Oregon State University, Corvallis.

1981

• Holechek, Jerry L. and Martin Vavra. 1981. The effect of slide and frequency observation numbers on the precision of microhistological analysis. J. Range Manage. 34(4):337-338.

• Holechek, J.L., M. Vavra, and J. Skovlin. 1981. Diet quality and performance of cattle on forest and grassland range. J. Anim. Sci. 53(2):291-298.

• Kauffman, J. Boone, William C. Krueger, and Martin Vavra. 1981. Impacts of a late season grazing scheme on nongame wildlife in a Wallowa mountain riparian ecosystem. In: Wildlife-Livestock Relationships Symposium. CourD'Alene, Idaho pp. 208-220. OSU Exp. Sta. Tech. Rep. 5832.

• Mereszczak, I. M., W. C. Krueger, M. Vavra. 1981. Effects of range improvement on Roosevelt elk winter nutrition Oregon. J. Range Manage. 34(3):184-187.

• Miller, Richard F., William C. Krueger, and Martin Vavra. 1981. Deer and elk use on foothill rangelands in northeastern Oregon. J. Range Manage. 34(3):201-204.

• Turner, H.A., R.L. Phillips, M. Vavra, and D.C. Young. 1981. The efficacy of an estradiol-silicone rubber removable implant in suckling, growing, and finishing steers. J. Anim. Sci. 52(5):939-944.

1980

• Holechek, Jerry L., M. Vavra, and J. Skovlin. 1980. Performance, diet and intake of yearling heifers under rest rotation and season long grazing systems. 33rd Annual Meeting of the Soc. of Range Manage., San Diego, CA, p. 36 (Abstract of paper presented)

• Pumphrey, F.V. 1980. Precipitation, temperature, and herbage relationships for a pine woodland site in northeastern Oregon. J. Range Manage. 33(4):307-310.

• Vavra, Martin. 1980. Forage allocation for big game and livestock in northeastern Oregon. Report submitted to Range and Wildlife Habitat Laboratory PNWFRES, USFS, La Grande, OR 97850.

• Vavra, M. and J.L. Holechek. 1980. Factors influencing microhistological analysis of herbivore diets. J. Range Manage. 33(5):371-374.

• Vavra, M., J.L. Holechek, and R.L. Phillips. 1980. Improved beef production from forested rangelands. In: Coordinated resource management planning in the Pacific Northwest on private and public lands. Wash. State Univ., Coop. Ext. Serv., Pullman, WA, p. 77.

• Vavra, M. and R.L. Phillips. 1980. Drought effects on cattle performance, diet quality, and intake. Proc. West. Sec. Am. Soc. Anim. Sci. 31:157-160.

• Vavra, M. and F. Sneva. 1979. Seasonal diets of five ungulates grazing the cold desert biome. Proc. First Int. Grassland Cong.

1979

• Holechek, Jerry Lee. 1979. The effects of vegetation type and grazing system on the performance, diet, and intake of yearling cattle. Ph.D. Dissertation, Oregon State University.

• Holechek, J.L. and M. Vavra. 1979. The effect of drought on livestock performance and diet quality in the Blue Mountains of northeastern Oregon.32nd Annual Meeting of the Soc. Of Range Manage. Casper, WY, p. 58 (Abstracts of paper presented)

• Holechek, J.L., M. Vavra, J.M. Skovlin, and R.L. Phillips. 1979. Cattle performance under three grazing systems in northeastern Oregon. In: Influence of Cattle Grazing Methods and Big Game in Riparian Vegetation, Aquatic Habit, and Fish Populations, USDA, FS-PNW-1701, pp.

• Phillips, R.L. and M. Vavra. 1979. The influence of urea-molasses supplements on animal performance and fiber digestibility. Proc. West. Sec. Amer. Soc. Anim. Sci. 30:391-293.

• Skovlin, Jon and Martin Vavra. 1979. Winter diets of elk and deer in the Blue Mountains, Oregon. USDA, FS-PNW-RP-260. Pacific Northwest Forest and Range Experiment Station, Portland, Oregon.

• Vavra, M. and R.L. Phillips. 1979. Diet quality and cattle performance on forested rangeland in northeast Oregon. Proc. West. Sec. Am. Soc. Anim. Sci. 30:170-173.

1978

• Holechek, J.L., M. Vavra, and J.M. Skovlin. 1978. Cattle diet quality, intake, and performance on forest and grassland range in northeastern Oregon. 31st Annual Meeting Soc. of Range Mange. p. 12.

• Levine, Joel M., M. Vavra, R. Phillips, and William Hohenboken. 1978. Ewe lamb conception as an indicator of future production in farm flock Columbia and Targhee ewes. J. Anim. Sci. 46(1):19-25.

• Phillips, R.L. and M. Vavra. 1978. Two feeding systems for raising lambs artificially. West. Sec. Amer. Soc. Anim. Sci. 29:101-.

• Phillips, R.L., M. Vavra, and R.J. Raleigh. 1978. The effect of pre-calving nutrition level on the performance of cows. West. Sec. Amer. Soc. Anim. Sci. 29:431-433.

• Rittenhouse, L.R. and M. Vavra. 1978. Nutritional aspects of native and needed sagebrush range for domestic livestock. Proc. Sagebrush Ecosystems Symposium. Logan, UT., pp. 179-191.

• Skovlin, J.M. and M. Vavra. 1978. Winter diets of deer and elk in northeastern Oregon. Thirty-first Annual Meeting Soc. of Range Mange. p. 12.

• Vavra, M., R.W. Rice, and R.M. Hansen. 1978. A comparison of esophageal fistula and fecal material to determine steer diets. J. Range Manage. 31(1):11-13.

• Vavra, Martin and Forrest Sneva. 1978. Seasonal diets of five ungulates grazing the cold desert biome. Proc. of the First International Rangeland Congress, pp. 435-437.

1977

• Hohenboken, W., M. Vavra, R. Phillips, and J.A.B. McArthur. 1977. The effects of age at first lambing on production and longevity of Columbia and Targhee ewes. Agric. Exp. Ta. Tech. Bulletin 138, OSU, Corvallis, OR.

• McInnis, Michael Lindsay. 1977. A comparison of four methods used in determining the diets of large herbivores. M.S. Thesis, Oregon State University, Corvallis.

• McInnis, M.L., M. Vavra, and W.C. Krueger. 1977. A comparison of techniques to determine the dietsof grazing herbivores. 13th Annual Meeting Soc. of Range Mange., Portland, OR.

• Phillips, R.L. and M. Vavra. 1977. The evaluation of fescue straw as a roughage source for wintering cows. Proc. West. Sec. Amer. Soc. Anim. Sci. 28:

• Vavra, M., R.W. Rice, R.M. Hansen, and P.L. Sims. 1977. Food habits of cattle on shortgrass range in northeastern Colorado. J. Range Manage. 30:261-263.

1976

• Miller, R.F. and W.C. Krueger. 1976. Cattle use on summer foothill rangelands in northeast Oregon. J. Range Manage. 29:367-371.

• Phillips, R.L. and M. Vavra. 1976. Time of calving. Proc. Mid-Columbian Beef Cattle Conf. The Dalles, OR.

• Staff Writer. Winter 1976. Center of interest -- range is wide at Squaw Butte, Union stations. Oregon's Agricultural Progress, a publication of the Agricultural Experiment Station, Oregon State University, Corvallis, Vol. 22, No. 3:11-12.

• Vavra, Martin and Robert J. Raleigh. 1976. Coordinating beef cattle management with the range forage resources. J. Range Manage. 29(6):449-452.

1975

• Phillips, R.L. and D.C. Church. 1975. Effects of tallow and urea on in vitro rumen fermentation and nutrient digestion in sheep. J. Anim. Sci. 41(2)588-595.

• Rasmussen, P.E. and F.V. Pumphrey. 1975. Time and rate effects of nitrogen application on supplementally-irrigated white winter wheat in northeastern Oregon. Proc. 26th Ann. Pacific Northwest Fertilizer Conf., Salt Lake City, Ut. pp. 106-113.

• Sheehy, Dennis Patrick. 1975. Relative palatability of seven Artemisia taxa to mule deer and sheep. M.S. Thesis, Oregon State University, Corvallis.

• Staff Writer. Spr/Sum 1975. Cattle winter on beefed-up grass straw. Oregon's Agricultural Progress, a publication of the Agricultural Experiment Station, Oregon State University, Corvallis, Vol. 21, No. 4.

• Vavra, M. 1975. Early weaning lambs. Proc. West. Sec. Am. Soc. Anim. Sci. 26:34-35.

• Vavra, M., R.L. Phillips, and J.A.B. McArthur. 1975. Feeding grass straws to wintering cows. Proc. West. Sec. Am. Soc. Anim. Sci. 26:137-139.

• Phillips, R.L., Vavra, M., and J.A.B. McArthur. 1975. Winter cattle on grass straw. Proc. 10th annual PNW Anim. Nutr. Conf., Portland, OR.

1974

• Erickson, Lloyd Ronald. June 1974. Livestock utilization of a clear-cut burn in northeastern Oregon. M.S. Thesis, Oregon State University, Corvallis.

• Phillips, R.L., D.C. Church, W.H. Kennick, and A.T. Ralston. 1974. Fat and urea for finishing steer calves. Feedstuffs Vol. 46 No. 37.

• Phillips, R.L., M. Vavra, and J.A.B. McArthur. 1974. Effects of dam, sire, and birth type on lamb production. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 25:80-82.

• Staff Writer. Winter 1974. Beef from bulls. Oregon's Agricultural Progress, a publication of the Agricultural Experiment Station, Oregon State University, Corvallis, Vol. 20, No. 3.

• Vavra, M. and J.A.B. McArthur. 1974. Performance of ewes lambing at shortened intervals. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 25:94-97.

1973

• Vavra, M., R.W. Rice, and R.E. Bement. 1973. Chemical composition of the diet, intake and gain of yearling cattle on different grazing intensities. J. Anim. Sci. 36(2):411-414.

1972

• McArthur, J.A.B., M. Vavra, and B.R. Eller. 1972. Increased reproduction in farm flock ewes. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 23:69-76.

• Staff Writer. Spring 1972. Hormones trim lambing cycle. Oregon's Agricultural Progress, a publication of the Agricultural Experiment Station, Oregon State University, Corvallis, Vol. 18, No. 4.

• Staff. 1972. A rectal abdominal palpation technique for diagnosing pregnancy in the ewe.

1971

• Pumphrey, F.V. 1971. Grass species growth on a volcanic ash-derived soil cleared of forest. J. Range Manage. 24(3):200-203.

• Staff Writer. Fall 1971. Clear-cut logging wins one. Oregon's Agricultural Progress, a publication of the Agricultural Experiment Station, Oregon State University, Corvallis, Vol. 18, No. 2.

• Wood, Benjamin William. June 1971. Response of Canada milkvetch (Astragalus canadensis var. mortonii (Nutt.) Wats.) to range and forest improvement practices in northeastern Oregon. Ph.D. Dissertation, Oregon State University, Corvallis.

1970

• Pumphrey, F.V. 1970. Semidwarf winter wheat response to early spring clipping and grazing. Agron. J. 62:641-643.

• Vavra, M., R.W. Rice, and R.M. Hansen. 1970. Esophageal vs. fecal sampling for the botanical determination of steer diets. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 21:291-296.

1969

• Hedrick, D.W., B.R. Eller, J.A.B. McArthur, and R.D. Pettit. 1969. Steer grazing on mixed coniferous forest ranges in northeastern Oregon. J. Range Manage. 22(5):322-325.

• Humes, Paul Edwin. 1969. Estimates of combining abilities, heterotic effects and phenotypic correlations among in-bred lines of beef cattle and their line-crosses. Ph.D. Dissertation. Oregon State University, Corvallis.

• McArthur, J.A.B. 1969. Grazing Systems in Eastern Oregon. Twenty-second Annual Meeting American Society of Range Mangement. Calgary, Alberta, Feb. 10-13, 1969. pp. 24-25 (Abstract of paper presented)

• Staff Writer. Spring 1969. Early grazing cuts wheat yields. Oregon's Agricultural Progress, a publication of the Agricultural Experiment Station, Oregon State University, Corvallis, Vol. 16, No. 1

1968

• Eller, B.R., J.A.B. McArthur, and J.H. Landers, Jr. 1968. Effects of pseudo-cryptorchidism upon feedlot performance, carcass grade, and meat quality of lambs. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 19:253-258.

• Pettit, Russell Dean. June 1968. Effects of seeding and grazing on a clearcut-burn in a mixed-coniferous forest stand of the Wallowa mountain foothills. Ph.D. Dissertation, Oregon State University, Corvallis.

• Pumphrey, F.V. 1968. Phosphorus fertilization and P soil test values. Proc. Nineteenth Ann. Fertilizer Conference of the Pacific Northwest, Salem, Oregon, July 16-18, 1968, pp. 84-88.

• Pumphrey, F.V., Malcolm Johnson, Gene Gross, E.N. Hoffman, D.P. Moore, T.L. Jackson, W.S. McGuire, E. Hugh Gardner, and Norman Goetze. 1967-68. Alfalfa (Eastern Oregon-East of Cascades). Oregon State Univ. Coop. Ext. Serv. Fact Sheet 20.

• Staff Writer. Winter 1967-68. Making the most of the mixed-coniferous forest. Oregon's Agricultural Progress, a publication of the Agricultural Experiment Station, Oregon State University, Corvallis, Vol. 14, No. 2.

1967

• Bogart, R., J.A.B. McArthur, and F. Hornbeek. 1967. Performance of topcross calves sired by four bull lines. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 18:297-302. Also, J. Anim. Sci. 26:4 p. 883 (abstract).

• McArthur, J.A.B., R. Bogart, and P. Humes. 1967. Calf producing ability of cows sired by bulls from four inbred lines. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 18:303-308. Also, J. Anim. Sci. 26:4 p. 887 (abstract).

• Pumphrey, F.V. 1967. Foliar analysis predicts alfalfa sulfur response in Oregon. Sulphur Inst. J. 3(3):2-4.

• Young, J.A., D.W. Hedrick, and R.F. Keniston. 1967. Forest cover and logging - herbage and browse production in the mixed coniferous forest of northeast Oregon. J. Forestry 65:807-813.

• Young, J.A., J.A.B. McArthur, and D.W. Hedrick. 1967. Forage utilization in a mixed-coniferous forest of northeastern Oregon. J. Forestry 65(6):391-393.

1966

• Fox, C.W., B.R. Eller, J.A.B. McArthur, and M. Shelton. 1966. Effects of heterosis on lamb production from crossbred females. Proc. Ninth Int. Congress Anim. Prod. 34:3067, also Anim. Breeding Vol. 34:4 p.525 (abstract).

• Fox, C.W., K.E. Rowe, L. Sather, W.H. Kennick, and B.R. Eller. 1966. Correlations among various quality factors of meat from weanling lambs. Proc. Ninth Int. Congress Anim. Prod. 34:4 p. 518, also Anim. Breeding Vol. 34 No. 4:518 (abstract).

• Pumphrey, F.V. July 22, 1966. Fertilizing foothill meadows. Union County Extension Office Flyer.

• Pumphery, Floyd V. 1966. Soil fertility and grass seed production in northeast Oregon. Oregon Seed Growers League, Proceedings 26, p.17.

• Pumphrey, Floyd V. 1966. Low sulfur and alfalfa. Crops and Soils, October (1966) p. 17.

1965

• Duncan, A.A., T. Sidor, M.T. Vittum, H. Ohling, and F.V. Pumphrey. 1965. Cultural studies on blonding of peas. Oregon Vegetable Digest 14:9-11.

• Fox, C.W., L. Sather, W.H. Kennick, B.R. Eller, and K.E. Rowe. 1965. Meat quality evaluation from weanling ram lambs. J. Anim. Sci. 24:591 (abstract).

• Fox, C.W., L. Sather, W.H. Kennick, B.R. Eller, and K.E. Rowe. 1965. Meat quality evaluation from weanling ram lambs. Proc. West. Sec. Am. Soc. Anim. Sci. Vol. 16:XXVI.

• Hoornbeek, Frank Kent. 1965 Selection applied, response of traits and combining abilities of inbred lines of beef cattle. Ph. D. Dissertation, Oregon State University, Corvallis.

• Pumphrey, F.V. 1965. Residue management in Kentucky bluegrass (Poa pratensis L.) and red fescue (Festuca