应用奶牛群体改良体系对奶牛生产性能的影响
冀芳, 霍鲜鲜, 高民, 王丽芳, 云伏雨
Effects of Application of Dairy Herd Improvement System on Performance of Dairy Cows
JI Fang, HUO Xianxian, GAO Min, WANG Lifang, YUN Fuyu
动物营养学报
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2012, (3): 543
-549
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DOI: 10.3969/j.issn.1006-267x.2012.03.022
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