不同放牧制度和强度下奶牛生产性能的研究──2.放牧对奶牛产奶量及体增重的影响
姚爱兴, 王培, 夏景新, 樊奋成
Studies on Productivities For Dairy Cows Under Different Grazing System and Grazing Intensity─2.Effect of Grazing on milk yields and weight gain
Yao Aixing, Wang Pei, Xia Jingxin, Fan Fencheng
.
1995, (2): 112
-119
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DOI: 10.11733/j.issn.1007-0435.1995.02.004