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Found 138 results
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Martin Vavra
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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.
M. Vavra
and
Ganskopp, D. C.
,
“
Grazing Behavior in Ungulates: Current Concepts and Future Challenges
”
,
Annals of arid zone
, vol. 37, pp. 319–335, 1998.
M. Vavra
,
“
Public Land and Natural Resource Issues Confronting Animal Scientists and Livestock Producers.
”
,
Journal of Animal Science
, vol. 76, no. 9, p. 2340, 1998.
1997
M. Vavra
,
“
An Ecological Perspective of Livestock Grazing
”
,
International Symposium on Animal Production under Grazing - Vicosa, MG, Brazil
, 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.
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. J.
,
“
EOARC Field Day Report, The Sagebrush Steppe: Sustainable Working Environments: Sustainable Resotration
”
, Oregon Agricultural Experiment Station, 1997.
1996
M. Vavra
and
Sheehy, D. P.
,
“
Improving Elk Habitat Characteristics with Livestock Grazing
”
,
Rangelands
, pp. 182–185, 1996.
B. Fajemisin
,
Ganskopp, D. C.
,
Cruz, R.
, and
Vavra, M.
,
“
Potential for Woody Plant Control by Spanish Goats in the Sagebrush Steppe
”
,
Small Ruminant Research
, vol. 20, no. 2, pp. 99 - 107, 1996.
M. Vavra
,
“
Sustainability of Animal Production Systems: An Ecological Perspective.
”
,
Journal of Animal Science
, vol. 74, no. 6, p. 1418, 1996.
D. P. Sheehy
and
Vavra, M.
,
“
Ungulate Foraging Areas on Seasonal Rangeland in Northeastern Oregon
”
,
Journal of Range Management
, vol. 49, no. 1, p. 16, 1996.
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.
W. Clement Krueger
and
Vavra, M.
,
“
Range Field Day Report: Livestock and Forest Renewal: Research in Rangeland Management: Grazing Forest Plantations
”
, Oregon Agricultural Experiment Station, 1993.
1992
M. Vavra
,
“
Livestock and Big Game Forage Relationships
”
,
Rangelands
, vol. 14, pp. 57–59, 1992.
1991
R. F. Angell
,
Vavra, M.
, and
Ganskopp, D. C.
,
“
Season Effects on Cattle Diet Quality
”
,
Management in the Sagebrush. Steppe
, p. 28, 1991.
1990
R. F. Angell
,
Delcurto, T.
,
Ganskopp, D. C.
,
Hammond, L.
,
Miller, R. F.
,
Turner, H. A.
, and
Vavra, M.
,
“
Considerations for Rangeland and Livestock During Drought
”
. Oregon Agricultural Experiment Station, 1990.
M. Mc Innis
,
Quigley, T. M.
,
Vavra, M.
, and
H. Sanderson, R.
,
“
Predicting Beef Cattle Stocking Rates and Live Weight Gains on Eastern Oregon Rangelands: Description of a Model
”
,
SIMULATION
, vol. 5579610659149, no. 3, pp. 137 - 145, 1990.
1989
M. Vavra
,
Mc Innis, M.
, and
Sheehy, D. P.
,
“
Implications of Dietary Overlap to Management of Free-Ranging Large Herbivores
”
, in
Proceeding, Western Section. American Society of Animal Science
, 1989.
1987
M. Mc Innis
and
Vavra, M.
,
“
1987 Progress Report - Research in Rangeland Management: Beef Cattle Production on Western Juniper Rangelands
”
, Oregon Agricultural Experiment Station, 1987.
C. Gallivan
,
Hohenboken, W.
, and
Vavra, M.
,
“
Breed and Heterosis Effects on Wool and Lamb Production of Rotationally Crossed Ewes
”
,
Journal of Animal Science
, vol. 64, no. 1, pp. 43 - 49, 1987.
M. Mc Innis
and
Vavra, M.
,
“
Dietary Relationships among Feral Horses, Cattle, and Pronghorn in Southeastern Oregon
”
,
Journal of Range Management
, vol. 40, no. 1, p. 60, 1987.
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