胎次、泌乳阶段和季节对华南地区荷斯坦奶牛产奶量和乳成分的影响
韩晓晖,周 震,吴泽标,罗志莹,刘 娇,邓 铭,郭勇庆
胎次、泌乳阶段和季节对华南地区荷斯坦奶牛产奶量和乳成分的影响
Effects of Parity, Lactation Stage and Season on Milk Yield and Milk#br# Composition of Holstein Cows in South China
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