Biblio
“Supplementation with injectable zinc, copper and selenium and the effects on average daily gain and plasma levels of weaned steers”. Oregon Agricultural Experiment Station, 1989.
, “Optimum feeding rates for wintering weaner calves.”, Optimum feeding rates for wintering weaner calves., 1961.
“1964 Progress Report -- Research in beef cattle nutrition and management”, Oregon Agricultural Experiment Station, 1964.
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