青山羊泌乳期哺育双羔母羊的蛋白质营养需要及其代谢规律的研究
杨维仁,杨在宾,李凤双,周清,姜淑贞
A study on protein requirement and metabolic rule forlactating green she-goats with double kids
动物营养学报 . 1999, (增刊): 137 -143 . 

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