College of Agricultural Sciences

M. Roy Haferkamp, Ganskopp, D. C., Miller, R. F., Marietta, K. L., and Couche, D., “Establishing grasses by imprinting in the Northwestern United States”, in Symposium on Seed and Seedbed Ecology of Rangeland Plants, Tucson, Ariz.(USA), 21-23 Apr 1987, 1987.

T. Svejcar, Angell, R. F., Bradford, J. A., Dugas, W., Emmerich, W., Frank, A. B., Gilmanov, T. G., Haferkamp, M. Roy, Johnson, D. A., Mayeux, H., and , “Carbon fluxes on North American rangelands”, Rangeland Ecology & Management, vol. 61, pp. 465–474, 2008.

R. F. Miller, Haferkamp, M. Roy, and Angell, R. F., “Clipping Date Effects on Soil Water and Regrowth in Crested Wheatgrass”, Journal of Range Management, vol. 43, no. 3, p. 253, 1990.

J. T. Romo and Haferkamp, M. Roy, “Comparative water relation in Artemisia tridentata Nutt. subsp. wyomingensis and Kochia prostrata (L.) Schrad”, J. Arid Environ, vol. 15, pp. 53–64, 1988.

M. Roy Haferkamp, Ganskopp, D. C., Miller, R. F., and Sneva, F. A., “Drilling versus Imprinting for Establishing Crested Wheatgrass in the Sagebrush-Bunchgrass Steppe”, Journal of Range Management, vol. 40, no. 6, p. 524, 1987.

R. F. Miller, Seufert, J. M., and Haferkamp, M. Roy, “The ecology and management of bluebunch wheatgrass (Agropyron spicatum): A review”, Station bulletin/Oregon State University. Agricultural Experiment Station (USA), 1986.

J. M. Seufert, Miller, R. F., Haferkamp, M. Roy, and , “The ecology and management of bluebunch wheatgrass (Agropyron spicatum): a review”, 1994.

J. T. Romo and Haferkamp, M. Roy, “Effects of osmotic potential, potassium chloride, and sodium chloride on germination of greasewood (Sarcobatus vermiculatus)”, The Great Basin Naturalist, pp. 110–116, 1987.

M. Roy Haferkamp, Ganskopp, D. C., Marietta, K. L., and Knapp, B. W., “Environmental Influences on Germination of Utricles and Seedling Establishment of 'Immigrant' Forage Kochia”, Journal of Range Management, vol. 43, no. 6, p. 518, 1990.

J. T. Romo and Haferkamp, M. Roy, “Forage Kochia Germination Response to Temperature, Water Stress, and Specific Ions1”, Agronomy Journal, vol. 79, no. 1, p. 27, 1987.

E. C. Holt and Haferkamp, M. Roy, “Growth of Introduced Temperate Legumes in the Edwards Plateau and South Texas Plains”, Journal of Range Management, vol. 40, no. 2, p. 132, 1987.

M. Roy Haferkamp, Kissock, D. C., and Webster, R. D., “Impact of Presowing Seed Treatments, Temperature and Seed Coats on Germination of Velvet Bundleflower”, Journal of Range Management, vol. 37, no. 2, p. 185, 1984.

M. Roy Haferkamp, Miller, R. F., and Sneva, F. A., “Mefluidide Effects on Forage Quality of Crested Wheatgrass1”, Agronomy Journal, vol. 79, no. 4, p. 637, 1987.

D. E. Wilkins, Haferkamp, M. Roy, and Ganskopp, D. C., “Power Requirements of an Imprinter and Rangeland Drill”, Journal of Range Management, vol. 43, no. 3, p. 274, 1990.

M. Roy Haferkamp and Copeland, T. D., “Shoot Growth and Development of Alamo Switchgrass as Influenced by Mowing and Fertilization”, Journal of Range Management, vol. 37, no. 5, p. 406, 1984.

R. F. Angell, Miller, R. F., and Haferkamp, M. Roy, “Variability of Crude Protein in Crested Wheatgrass at Defined Stages of Phenology”, Journal of Range Management, vol. 43, no. 3, p. 186, 1990.

J. T. Romo and Haferkamp, M. Roy, “Water Relations of Artemisia tridentata ssp. wyomingensis and Sarcobatus vermiculatus in the Steppe of Southeastern Oregon”, American Midland Naturalist, vol. 121, no. 1, p. 155, 1989.

M. Roy Haferkamp, Miller, R. F., and Sneva, F. A., “1982 Progress Report--Research in Beef Cattle Nutrition and Management: Revegetation Within the St. Helens Ash Fallout Zone”, Oregon Agricultural Experiment Station, 1982.

P. S. Doescher, Haferkamp, M. Roy, Miller, R. F., and Svejcar, T., “1983 Progress Report -- Research in Rangeland Management: Growth and Water Relations of Three Bog Sagebrush Species”, Oregon Agricultural Experiment Station, 1983.

M. Roy Haferkamp, Miller, R. F., and Sneva, F. A., “1983 Progress Report--Research in Beef Cattle Nutrition and Management: Enhancing Late Season Forage Quality of Crested Wheatgrass?”, Oregon Agricultural Experiment Station, 1983.

R. F. Angell, Haferkamp, M. Roy, and Miller, R. F., “1984 Progress Report -- Research in Beef Cattle Nutrition: I. Defoliation Effects on Forage Growth”, Oregon Agricultural Experiment Station, 1984.

R. F. Angell, Haferkamp, M. Roy, and Miller, R. F., “1984 Progress Report -- Research in Beef Cattle Nutrition: II. Defoliation Effects on Nutrition Value”, Oregon Agricultural Experiment Station, 1984.

M. Roy Haferkamp, Miller, R. F., and Sneva, F. A., “1984 Progress Report -- Research in Beef Cattle Nutrition: III. Effects of Mefluidide”, Oregon Agricultural Experiment Station, 1984.

H. A. Turner, Haferkamp, M. Roy, and Angell, R. F., “1984 Progress Report -- Research in Beef Cattle Nutrition: Strip grazing rake-Bunched Hay and Standing Forage as Alternatives to Wintering Cows on Baled Hay”, Oregon Agricultural Experiment Station, 1984.

M. Roy Haferkamp, Miller, R. F., and Sneva, F. A., “1984 Progress Report -- Research in Rangeland Management: Seeding Rangelands with a Rangeland Imprinter in Eastern Washington and Southeastern Oregon”, Oregon Agricultural Experiment Station, 1984.