Effects of somatotropin and duodenal infusion of amino acids on nutrient passage to duodenum and performance of dairy cows

Four multiparous Holstein cows were used in a 4 X 4 Latin square to investigate the effects of bST and postruminal infusion of lysine and methionine on ruminal fermentation, flow of nutrients to the small intestine, and animal performance. The treatments were 1) control; 2) control plus 24 g of lysi...

Ausführliche Beschreibung