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Found 138 results
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Martin Vavra
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1982
J. L. Holechek
,
Vavra, M.
,
Skovlin, J.
, and
Krueger, W. Clement
,
“
Cattle Diets in the Blue Mountains of Oregon, I. Grasslands
”
,
Journal of Range Management
, vol. 35, no. 1, p. 109, 1982.
J. L. Holechek
and
Vavra, M.
,
“
Comparison of Micro- and Macro- Digestion Methods for Fiber Analysis
”
,
Journal of Range Management
, vol. 35, no. 6, p. 799, 1982.
J. L. Holechek
and
Vavra, M.
,
“
Forage Intake by Cattle on Forest and Grassland Ranges
”
,
Journal of Range Management
, vol. 35, no. 6, p. 737, 1982.
F. A. Sneva
,
Britton, C. M.
,
Mayland, H. F.
,
Buckhouse, J.
,
Evans, R. A.
,
Young, J. A.
, and
Vavra, M.
,
“
Mt. St. Helens Ash: Considerations of its Fallout on Rangelands
”
, 1982.
1981
T. O. Hilken
and
Vavra, M.
,
“
1981 Progress Report -- Research in Rangeland Management: Food habists of Deer and Cattle Grazing in Common on a Sagebrush-Bunchgrass Range in Northeast Oregon
”
, Oregon Agricultural Experiment Station, 1981.
T. J. Berry
and
Vavra, M.
,
“
1981 Progress Report-Research in Beef Cattle Nutrition and Management: The Influence of Grazing Systems and Advance in Season on the Diet and Performance of Yearling Cattle
”
, Oregon Agricultural Experiment Station, 1981.
K. E. Lanka
and
Vavra, M.
,
“
1981 Progress Report-Research in Beef Cattle Nutrition and Management: Selenium Supplementation in Selenium-Deficient Regions
”
, Oregon Agricultural Experiment Station, 1981.
R. F. Miller
,
Krueger, W. Clement
, and
Vavra, M.
,
“
Deer and Elk Use on Foothill Rangelands in Northeastern Oregon
”
,
Journal of Range Management
, vol. 34, no. 3, p. 201, 1981.
J. L. Holechek
,
Vavra, M.
, and
Skovlin, J.
,
“
Diet Quality and Performance of Cattle on Forest and Grassland Range
”
,
Journal of Animal Science
, vol. 53, no. 2, pp. 291 - 298, 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
W. Clement Krueger
,
Vavra, M.
, and
Wheeler, W. P.
,
“
1980 Progress Report -- Research in Rangeland Management: Cattle Grazing Potential on Clearcuts
”
, Oregon Agricultural Experiment Station, 1980.
M. Vavra
,
Phillips, R. L.
, and
,
“
The Effect of Pre-Calving Energy Level on Cow Performance
”
, 1980.
M. Vavra
and
Holechek, J. L.
,
“
Factors Influencing Microhistological Analysis of Herbivore Diets
”
,
Journal of Range Management
, vol. 33, no. 5, p. 371, 1980.
1979
J. L. Holechek
,
L., P. R.
, and
Vavra, M.
,
“
1979 Progress Report -- Research in Rangeland Management: Improved Beef Production from Forested Rangelands
”
, Oregon Agricultural Experiment Station, 1979.
J. L. Holechek
,
Phillips, R. L.
,
Skovlin, J.
, and
Vavra, M.
,
“
1979 Progress Report--Research in Beef Cattle Nutrition and Management: Cattle Performance Under Three Grazing Systems in Northeastern Oregon
”
, Oregon Agricultural Experiment Station, 1979.
J. Skovlin
and
Vavra, M.
,
“
Winter Diets of Elk and Deer in the Blue Mountains, Oregon
”
, 1979.
1978
J. L. Holechek
,
Phillips, R. L.
,
Skovlin, J.
, and
Vavra, M.
,
“
1978 Progress Report--Research in Beef Cattle Nutrition and Management: Cattle Performance on Forested and Grassland Range
”
, Oregon Agricultural Experiment Station, 1978.
F. A. Sneva
and
Vavra, M.
,
“
Botanical Composition of Feces From Pronghorn Antelope Grazing the Oregon High Desert
”
,
Reprints
, 1978.
M. Vavra
,
Rice, R. W.
, and
Hansen, R. M.
,
“
A Comparison of Esophageal Fistula and Fecal Material to Determine Steer Diets
”
,
Journal of Range Management
, vol. 31, no. 1, p. 11, 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.
M. Vavra
,
Sneva, F. A.
, and
,
“
Seasonal Diets of Five Ungulates Grazing the Cold Desert Biome.
”
, in
Proceedings of the first international rangeland congress, Denver, Colorado, USA, August 14-18, 1978 [Hyder, DN (Editor)].
, 1978.
1977
R. L. Phillips
and
Vavra, M.
,
“
1977 Progress Report -- Research in Beef Cattle Nutrition: Feeding Alternatives for Wintering Steer Calves
”
, Oregon Agricultural Experiment Station, 1977.
R. L. Phillips
and
Vavra, M.
,
“
1977 Progress Report -- Research in Beef Cattle Nutrition: The Effects of Nutrition Level on the Performance of Wintering Cows
”
, Oregon Agricultural Experiment Station, 1977.
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