北京京牧安合牛用微量元素矿物质
30元/袋 包邮
肉牛对常量元素需要量较大,体组织内含量高。
常量元素包括:钙、磷、钠、氯、钾、镁和硫。单位多以(克)计算。
微量元素的需要量小,但为机体生理功能所必需。微量元素的需要量和牛体内的含量通常以每千克饲料和每千克体重中微量元素的质量表示。
微量元素包括:铁、铜、钴、锰、锌、碘、硒、钼、铬和硅等。
矿物质元素是肉牛生长育肥、繁殖等不可缺少的营养物质,对生产性能影响很大,矿物质缺乏的种类、程度与所处地区土壤、饲料种类、所施肥料、植物的生长阶段等有关,不同地区差别明显。
肉牛最易缺乏的常量元素威:钙、磷、钠、硫;微量元素对各类牛都易缺乏,必须补充。
舍饲圈养的牛以拌料添加为宜。
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