不同粗饲料品质(GI)与不同精料给量水平对奶牛生产性能影响的研究
刘峰,杜瑞平,高民
Effects of Different Quality of Roughage ( GI ) and Different Concentrate Supply Level on the Production Performance of Dairy Cows
畜牧与饲料科学 . 2012, (5): 13 -13 .  DOI: 10.12160/j.issn.1672-5190.2012.05.006