4 Effect of digestive performance showed that rumen degradation rate of alfalfa and BSG ferment feedwas the best, chaff was better, straw was the worse.

• 4消化性能的评定结果表明苜蓿与啤酒糟发酵饲料的瘤胃降解率优于统糠与啤酒糟发酵饲料的,稻草与啤酒糟发酵饲料的最差。