养牛饲料的利用The use of feed ：牛是以粗饲料为主，精饲料为铺。有些农区优质青草少，不够吃，喂秸秆营养太差，可以把麦秸经氨化后，营养价值能从5%提高到9%，牛爱吃，牛的采食量可增加到20%，再如稻草氨化后，有机物消化率可提高19.7%，粗纤维消化率提高22.8%，牛采食量可增加到 30%。Cows predominantly roughage, concentrate for the shop. Some agricultural quality grass less, enough to eat, poor feeding straw nutrition, can put the straw after ammonification, nutritional value can be increased from 5% to 9%, love to eat, cattle feed intake can be increased to 20%, then such as straw ammoniation, organic matter digestion rate can be increased by 19.7%, crude fiber digestibility increased by 22.8%, cattle feed intake can be increased to 30%.
产品名称：养牛饲料的利用,金砖养牛业
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