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1.30 nanny black goats were selected and feeded on tested diets which composed of peanut vine, sweet potato vine, green hey, corn bran, soybean meal and so on.
选用30只青山羊母羊,以花生秧、地瓜秧、青干草、玉米皮、豆饼等组成试验日粮,根据常规消化代谢试验方法,收集每只羊7天尿样,测定尿能、尿素及尿中氮含量。收藏指正
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