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China/Asia On Demand
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nai niu dong ji si yang guan li ji shu yao dian
Author(s): 
Pages: 47-50
Year: Issue:  1
Journal: China Dairy Cattle

Abstract:  一头高产奶牛,305天可产奶8 000kg以上,一天内可将所采食的精料、干草、青贮等饲料转化为世界上最完美的液态食品(牛奶)26kg以上,这是任何动物都无法与之相比的.卓越的产乳性能、超常的生理负担导致奶牛与外界环境因素息息相关,寒冷、酷暑、温度、湿度、阳光和刮风等对奶牛的生产性能和健康情况均会产生显著影响.
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