乳制品进口对中国不同规模奶牛养殖效率的影响 |
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| 魏艳骄,朱晶 | |||||||||||
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Effects of dairy imports on the efficiency of cow farming operations of different scales in China |
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| Yanjiao WEI,Jing ZHU | |||||||||||
| 表5 乳制品进口对不同类型养殖主体养殖效率影响系数的检验结果 |
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| Table 5 Test results of the coefficient of dairy effect on the farming efficiency of farmers with different scales of operation |
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