Pine Needle Abortion in Range Beef Cattle.

M.A. Macdonald

Keywords


Pine Needle;Abortion;Range Beef Cattle;Pine Buds;Western Yellow Pine;Brucellosis;Bull Pine;British Columbia Pine;Parturition;Canada Range Experiment Station;Cows;Jack Pine;British Columbia;Vitamin A;Phosphorous;Kamloops;Pinus ponderosa;Washington;Idaho;Oregon

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