在动物生产中，动物营养代谢性疾病是继传染病、寄生虫病和中毒病外的最大群发病和多发病。
In addition to infectious diseases, parasitic diseases and poisoning diseases, nutritional deficiency diseases in animal production is the largest group-occurring and frequent disease.
在动物生产中，动物营养代谢性疾病是继传染病、寄生虫病和中毒病外的最大群发病和多发病。
In addition to infectious diseases, parasitic diseases and poisoning diseases, nutritional deficiency diseases in animal production is the largest group-occurring and frequent disease.
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