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                牧草〒一般指供饲养的牲畜使用的草或其他草本植过于对己严苛物,牧草再生力强,一年可收割多次,富含各种微量元素和@ 维生素,因此成为饲养家畜的首选。牧草...
                能量饲料是指◣饲料绝干物质中粗纤维含量低于18%、粗蛋白低◆于20%的饲料。如谷实类、糠麸类、淀粉质块根块茎类、糟渣类等,一般每千克饲料干物...
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