PDF(2249 KB)
笼养蛋鸭舍环境因子与鸭免疫机能及生产性能的研究
戴子淳,施振旦,应诗家,李明阳,尉传坤,陈文峰
PDF(2249 KB)
PDF(2249 KB)
笼养蛋鸭舍环境因子与鸭免疫机能及生产性能的研究
Study on Environmental Factors in Relation to Immune Status and#br# Production Performance of Layer Ducks Maintained in Battery Cages
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