
苜蓿干草与燕麦干草及其混合饲喂对哺乳期牦牛犊牛复胃组织形态和消化酶活性的影响
Effects of Alfalfa Hay, Oat Hay and Their Mixed Feeding on Compound Stomach Morphology and Digestive Enzyme Activities of Yak Calves during Lactation Period
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