Ramsey, D. 2003. Soils of Mesa Verde Country. Pages 213-222 in L. Floyd, editor. Ancient Piñon-Juniper Woodlands. University Press of Colorado,Boulder, CO.
Ranne, B. M., W. L. Baker, T. Andrews, and M. G. Ryan. 1997. Natural variability of vegetation, soils and physiography in the bristlecone pine forests of the Rocky Mountains. Great Basin Naturalist 57:21-37.
Ratliff, R. D., and R. G. Denton. 1995. Grazing on regeneration sites encourages pine seedling growth. Pages 11 in U.S. Forest Service Research Paper PSW-RP-223. Albany, CA: Pacific Southwest Research Station, Forest Service.
Rau, B., J. C. Chambers, R. Blank, and W. Walker. 2005. Hydrologic response of a central Nevada pinyon-juniper woodland to prescribed fire. Rangeland Ecology and Management 58:614-622.
Rau, B. M., D. W. Johnson, R. R. Blank, and J. C. Chambers. 2009. Soil carbon and nitrogen in a Great Basin pinyon-juniper woodland: influence of vegetation, burning, and time. Journal of Arid Environments 73:472-479.
Reid, K. D., B. P. Wilcox, D. D. Breshears, and L. MacDonald. 1999. Runoff and erosion in a piñon-juniper woodland: Influence of vegetation patches. Soil Science Society of America 63:1869-1879.
Reinkensmeyer, D. P., R. F. Miller, R. G. Anthony, and V. E. Marr. 2007. Avian community structure along a mountain big sagebrush successional gradient. Journal of Wildland Management 71:1056-1066.
Reinkensmeyer, D. P., R. F. Miller, R. G. Anthony, V. E. Marr, and C. M. Duncan. 2008. Winter and early spring bird communities in grasslands, shrubsteppe, and juniper woodlands in central Oregon. Western North American Naturalist 68:25-35.
Reinsvold, R. J., and F. B. Reeves. 1986. The mycorrhizae of Juniperus osteosperma: Identity of the vesicular-arbuscular mycorrhizal symbiont, and resynthesis of VA mycorrhizae. Mycologia 78:108-113.
Renard, K. G. 1987. Present and future erosion prediction tools for use in pinyon-juniper communities. In: R. L. Everett (comp.), Proceedings of the Pinyon-Juniper Conference; 13-16 January 1986; Reno, NV. General Technical Report GTR-INT-215. Ogden, UT: US Department of Agriculture, Forest Service, Intermountain Research Station. p 505-512.
Riddle, R. R., C. A. Taylor Jr., M. M. Kothmann, and J. E. Huston. 1996. Volatile oil contents of Ashe and redberry juniper and its relationship to preference by Angora and Spanish goats. Journal of Range Management 49:35-41.
Riegel, G. M., D. A. Thronburgh, and J. O. Sawyer. 1990. Forest habitat types of the south Warner Mountains, Modoc County, California. Modrono 37:88-112.
Riffle, J. W. 1968. Pedicularis centranthera, a parasite of three southwestern tree species. The Southwestern Naturalist 13:99-100.
_____. 1972. Effect of certain nematodes in the growth of Pinus edulis and Juniperus monosperma seedlings. Journal of Nematology 4:91-94.
Rippel, P., R. D. Pieper, and G. A. Lymbery. 1983. Vegetational evaluation of pinyon-juniper cabling in southcentral New Mexico. Journal of Range Management 36:13-15.
Roberts, C., and J. A. Jones. 2000. Soil patchiness in juniper-sagebrush-grass communities of central Oregon. Plant and Soil 223:45-61.
Rogers, G. G. 1982. Then and now: A photographic history of vegetation change in the central Great Basin desert. University of Utah Press, Salt Lake City, Utah, USA.
Rogers, T. J. 1993. Insect and disease associates of the pinyon-juniper woodlands. in Proceedings of Proceedings of the symposium Managing pinyon-juniper ecosystems for sustainability and social needs. Santa Fe, NM, April 26-30. Pp. 42-62 In: Aldron, E. F. and D.W.Shaw, editors. General Technical Report RM-236. U.S. Forest Service.
Romme, W., C. D. Allen, J. D. Bailey, W. L. Baker, B. T. Bestelmeyer, P. M. Brown, K. S. Eisenhart, L. Floyd, D. W. Huffmand, B. F. Jacobs, R. F. Miller, E. H. Muldavin, T. W. Swetnam, R. J. Tausch, and P. J. Weisberg. 2009. Historical and modern disturbance regimes, stand structures, and landscape dynamics in pinon-juniper vegetation of the western United States. Rangeland Ecology & Management 62:203-222.
Romme, W. H., C. D. Allen, J. D. Bailey, W. L. Baker, B. T. Bestelmeyer, P. M. Brown, K. S. Eisenhart, H. L. Floyd-Hanna, D. W. Huffman, B. F. Jacobs, R. F. Miller, E. H. Muldavin, T. W. Swetnam, R. J. Tausch, and P. J. Weisberg. 2008. Historical and modern disturbance regimes, stand structures, and landscape dynamics in pinon-juniper vegetation of the western U.S.
Romme, W. H., H. L. Floyd-Hanna, and D. D. Hanna. 2002. Ancient piñon-juniper forests of Mesa Verde and the West: A cautionary note for forest restoration programs. in Proceedings of Proceedings of the Conference on Fire, Fuel Treatments, and Eclogical Restoration: Proper Place, Appropriate Time. Fort Collins, CO April 16-18, 2002.
Rompola, K. M., and S. H. Anderson. 2004. Habitat of three rare species of small mammals in juniper woodlands of southwestern Wyoming. Western North American Naturalist 64:86-92.
Ronco, F. 1987. Stand structure and function of pinyon-juniper woodlands. In: R. L. Everett (comp.), Proceedings of the Pinyon-Juniper Conference; 13–16 January 1986; Reno, NV. General Technical Report GTR-INT-215. Ogden, UT: US Department of Agriculture, Forest Service, Intermountain Research Station. p 14-22.
Rose, J. A., and L. E. Eddleman. 1994. Ponderosa pine and understory growth following western juniper removal. Northwest Science 68:79-85.
Rosenstock, S. S., S. B. Monsen, R. Stevens, and K. R. Jorgensen. 1989. Mule deer diets on chained and seeded central Utah pinyon-juniper range. in U.S. Forest Service Research Paper INT-410.
Rosenstock, S. S., and R. Stevens. 1989. Herbivore effects on seeded alfalfa at four pinyon-juniper sites in central Utah. Journal of Range Management 42:483-490.
Rosenstock, S. S., and C. Van Riper III. 2001. Breeding bird responses to juniper woodland expansion. Journal of Range Management 54:226-232.
Roth, A. 2004. Fire patterns within a successional gradient of a sagebrush steppe/juniper woodland. University of Idaho, Moscow, ID.
Roundy, B. A., W. H. Blackburn, and R. E. Eckert Jr. 1978. Influence of prescribed burning on infiltration and sediment production in the pinyon-juniper woodland, Nevada. Journal of Range Management 31:250-253.
Rowland, M. M., L. H. Suring, R. J. Tausch, S. Geer, and M. J. Wisdom. 2008. Characteristics of western juniper encroachment into sagebrush communities in central Oregon. in U.S. Forest Service PNW La Grande OR.
Russell, F. 1984. Prescribed burning of juniper-grassland of the Crooked River National Grasslands Pages 76 in Proceedings of Proceedings of the Western Juniper Management, Oregon State University, Extension Serv. Corvallis, OR.76.