Found 23 results
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Filters: First Letter Of Title is E and Author is Martin Vavra  [Clear All Filters]
2012
B. A. Endress, Wisdom, M. J., Vavra, M., Parks, C. G., Dick, B. L., Naylor, B. J., and Boyd, J. M., “Effects of ungulate herbivory on aspen, cottonwood, and willow development under forest fuels treatment regimes”, Forest ecology and management, vol. 276, pp. 33–40, 2012.
B. A. Endress, Wisdom, M. J., Vavra, M., Parks, C. G., Dick, B. L., Naylor, B. J., and Boyd, J. M., “Effects of ungulate herbivory on aspen, cottonwood, and willow development under forest fuels treatment regimes”, Forest Ecology and Management, vol. 276, pp. 33 - 40, 2012.
2005
K. J. Walburger, Delcurto, T., Vavra, M., and Clark, A. A., “The Effects of Herbivory and Timber Harvest on Understory Production in Northeastern Oregon”, Burns, OR: Oregon Agricultural Experiment Station, Eastern Oregon Agricultural Research Center, 2005.
2001
M. Vavra, Delcurto, T., Pumphrey, F. Vance, and , “Eastern Oregon Agricultural Research Center Union Station Centennial Celebration”, 2001.
1998
R. K. Bailey and Vavra, M., “Eastern Oregon Agricultural Research Center Annual Report 1998: Forage Quality of Round Bales Stacked Different Ways”, Oregon Agricultural Experiment Station, 1998.
R. Cruz, Ganskopp, D. C., and Vavra, M., “Eastern Oregon Agricultural Research Center Annual Report 1998: Modeling Habitat Preferences of Cattle on Eastern Oregon Rangelands”, Oregon Agricultural Experiment Station, 1998.
1997
M. Vavra, “An Ecological Perspective of Livestock Grazing”, International Symposium on Animal Production under Grazing - Vicosa, MG, Brazil, 1997.
T. Delcurto and Vavra, M., “EOARC Field Day Report, The Sagebrush Steppe: Sustainable Working Environments: Management of Beef Cattle for Economic Sustainability: A Review of Research”, Oregon Agricultural Experiment Station, 1997.
L. E. Eddleman, Vavra, M., Ganskopp, D. C., and Svejcar, T., “EOARC Field Day Report, The Sagebrush Steppe: Sustainable Working Environments: Sustainable Resotration”, Oregon Agricultural Experiment Station, 1997.
M. Mc Innis and Vavra, M., “EOARC Field Day Report, The Sagebrush Steppe: Sustainable Working Environments: Dining Out: Principles of Range Cattle Nutrition”, Oregon Agricultural Experiment Station, 1997.
1993
D. P. Sheehy, Slater, R. C., Tibbs, T. M., and Vavra, M., “EOARC Annual Report, Special Report 923: Big Game and Cattle Interrelationships and their Influence on Biological Resources, Seasonal Rangeland and Agricultural Land in Northeastern Oregon”, Oregon Agricultural Experiment Station, 1993.
C. Ballard, Bryant, L. D., Titus, W., and Vavra, M., “EOARC Annual Report, Special Report 923: Ongoing Studies at the Starkey Experimental Forest”, Oregon Agricultural Experiment Station, 1993.
T. Delcurto, Fajemisin, B., Ganskopp, D. C., and Vavra, M., “EOARC Annual Report, Special Report 923: Potential of Goats as Brush Control Agents”, Oregon Agricultural Experiment Station, 1993.
R. F. Miller, Tibbs, T. M., and Vavra, M., “EOARC Annual Report, Special Report 923: Understory Response to Thinning Ponderosa Pine in Northestearn Oregon”, Oregon Agricultural Experiment Station, 1993.
1985
B. J. Kauffman, Vavra, M., Krueger, W. Clement, and , “Ecology and Plant Communities of the Riparian Area Associated with Catherine Creek in Northeastern Oregon”, 1985.
D. M. Glenn, Carey, A., Bolton, F. E., and Vavra, M., “Effect of N Fertilizer on Protein Content of Grain, Straw, and Chaff Tissues in Soft White Winter Wheat”, Agronomy Journal, vol. 77, no. 2, p. 229, 1985.
1981
J. L. Holechek and Vavra, M., “The Effect of Slide and Frequency Observation Numbers on the Precision of Microhistological Analysis”, Journal of Range Management, vol. 34, no. 4, p. 337, 1981.
I. M. Mereszczak, Krueger, W. Clement, and Vavra, M., “Effects of Range Improvement on Roosevelt Elk Winter Nutrition”, Journal of Range Management, vol. 34, no. 3, p. 184, 1981.
H. A. Turner, Phillips, R. L., Vavra, M., and Young, D. C., “The Efficacy of an Estradiol-Silicone Rubber Removable Implant in Suckling, Growing and Finishing Steers”, Journal of Animal Science, vol. 52, no. 5, pp. 939 - 944, 1981.
1980
M. Vavra, Phillips, R. L., and , “The Effect of Pre-Calving Energy Level on Cow Performance”, 1980.
1978
J. M. Levine, Vavra, M., Phillips, R., and Hohenboken, W., “Ewe Lamb Conception as an Indicator of Future Production in Farm Flock Columbia and Targhee Ewes”, Journal of Animal Science, vol. 46, no. 1, pp. 19 - 25, 1978.
1977
W. Hohenboken and Vavra, M., “The Effects of Age at First Lambing on Production and Longevity of Columbia and Targhee Ewes”, 1977.
1974
R. L. Phillips, Vavra, M., and McArthur, J. A. B., “Effects of Dam, Sire and Birth Type on Lamb Production”, in Proceedings, Western Section, American Society of Animal Science, 1974.