PDF(1170 KB)
PDF(1170 KB)
PDF(1170 KB)
不同精粗比全混合颗粒饲粮对母羊营养物质表观消化率、氮代谢和能量代谢的影响
Effects of Different Concentrate to Roughage Ratios of Total Mixed Pellet Diet on Nutrient Apparent Digestibility, Nitrogen Metabolism and Energy Metabolism of Ewes
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