College of Agricultural Sciences

I. J. Tinsley, Turner, H. A., Van Ryssen, B. J. J., and Whanger, P. D., “1987 Progress Report -- Research in beef cattle nutrition and management: Influence of Routine Management Practices at Burns and Union, Oregon, on Selenium, Copper, Zinc and Cobalt Status of Cattle”, Oregon Agricultural Experiment Station, 1987.

I. J. Tinsley, Van Ryssen, B. J. J., and Whanger, P. D., “1987 Progress Report -- Research in beef cattle nutrition and management: Plasma Levels of Vitamin E and Vitamin A in Cattle Raised Over a One Year Period on the Squaw Butte and Union Stations”, Oregon Agricultural Experiment Station, 1987.