Oregon Potato Commission

Research Progress Reports FY 1998-1999

Reducing Storage Losses Due to Silver Scurf and Pythium Leak and/or Pink Rot
        P.B. Hamm, Hermiston Agricultural Research and Extension Center

Identification, Monitoring, and Fungicide Application Methods for the Control of Late Blight in Oregon
        P.B. Hamm, Hermiston Agricultural Research and Extension Center

Soil fumigation and the impact on yield in early, mid and late season cultivars
        P.B. Hamm, Dan Hane, Hermiston Agricultural Research and Extension Center

Monitoring Aphid Populations in Umatilla, Morrow, Baker and Union Counties
        P.B. Hamm, Hermiston Agricultural Research and Extension Center

Chemical Control Of Root-Knot Nematodes, Stubby-Root Nematodes, Corky Ringspot Disease And Early Dying In Potato
        P.B. Hamm, Hermiston Agricultural Research and Extension Center
        R.E. Ingham, Botany and Plant Pathology

Central Oregon Potato Extension Program
        Steven R James Central OR Ag Research Center

Malheur County Potato Extension Program Report
        Lynn Jensen, Malheur Experiment Station

Blue Mountain Potato Extension Program 1998
        Jeffrey P. McMorran, Area Potato Extension Agent for Umatilla, Morrow, Wallowa, Union, and Baker Counties.

COO83008-1 (Legend) Stem End Breakdown Trial
        Jeffrey P. McMorran, Dan Hane, Al Mosley, Gary Reed, Oregon State University

Assessing Origins of Generic Variation in Populations of Phytophthora infestans in Oregon During 1992-1997
        Dallice Mills, Department of Botany and Plant Pathology

OSU Foundation Potato Seed Program
        A Mosley, Department of Crop and Soil Science

Crop Science Potato Research and Extension
        A Mosley, H. Nott, and S. Yilma, Department of Crop and Soil Science

Early Blight of Potato
        Cynthia M. Ocamb, Botany and Plant Pathology, OSU

Potato Seed Piece Treatments and Late Blight
        Mary L. Powelson, Debra A. Inglis, OSU Botany & Plant Pathology

Weed Control and Potato Variety Tolerance to Herbicides
        Corey V. Ransom, Malheur Experiment Station

Evaluation of Alternative Insecticides to Replace those at Risk from FPQA
        Gary L. Reed, Jeffrey McMorran, Dan Carney, Tim McCreary, Bob Smith - HAREC
        Dave Thomas, OSU - Statistics
        Alan Schreiber, Jenni Cena - Ag Development Group

Cultural Management for Potato Varieties
        K.A. Rykbost, Klamath Experiment Station

Oregon Potato Variety Development Program
        Steven R. James, Central Oregon Ag Research Center
        Dan Hane, Hermiston Agricultural Research and Extension Center
        Al Mosley, Department of Crop and Soil Science
        Ken Rykbost, Klamath Experiment Station
        Clint Shock, Malheur Experiment Station

Development of models for the prediction of the onset and severity of potato late blight In Oregon
       Clinton C. Shock, Cedric Shock, Monty Saunders, and Brad Coon, Malheur Experiment Station
        Lynn Jensen, Malheur Experiment Station