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狗狗所需的营养成分

狗狗所需物质有哪些 这五种物质缺一不可

狗狗所需的物质有水,水是生命之源;有糖类,适量喂食糖类有助于狗狗的健康;有无机盐,无机盐是维持狗狗正常生理活动的重要因素;有脂肪,脂肪具有保温作用;有维生素,维生素是狗狗生长发育所必须的营养物质。

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