The feeding protocol, weights of each animal, and growth pattern related to feed intake are not recorded.
喂食细则、每只动物的重量、与喂食量相关的生长模式，都没有记录。
PH value of lower digestive tract, and enhance the secretion of digestive enzymes to improve digestibility of feed, increase feed intake and promote animal growth.
降低消化道ph值，增强消化酶的分泌，提高饲料消化率，增加采食量，促进动物生长。
Abstract: Feed intake plays an important role in animal production.
摘要：动物的采食量在实际生产中起着重要的作用。
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