三河牛
- 网络Sanhe cattle
三河牛
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经χ2适合性检验,三河牛在该位点未达到Hardy-Weinberg平衡状态(P<0.05)。
χ 2 test indicated that the polymorphism locus in Sanhe cattle did not fit Hardy-Weinberg equilibrium ( P < 0.05 ) .
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主要研究放牧制度对谢尔塔拉地区天然草地土壤物理性状以及对三河牛泌乳性能的影响。
The effects of the grazing system on physical characteristics of soil in Northern rangeland and milky property of Sanhe cow were mainly studied .