%0 Journal Article %T A protease additive increases fermentation of alfalfa diets by mixed ruminal microorganisms in vitro %A Colombatto, D. %A Beauchemin, K. A. %J Journal of Animal Science %V 87 %N 3 %P 1097-1105 %@ 0021-8812 %D 2009-03-01 %~ DeepDyve