应用康奈尔净碳水化合物-蛋白质体系评定东北农区奶牛饲料营养价值
응용강내이정탄수화합물-단백질체계평정동북농구내우사료영양개치
Use of Cornell Net Carbohydrate and Protein System for Evaluation of Nutrient Value of Feeds to Dairy Cattle in the Northeast Agricultural Region of China
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