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畜牧人

標題: 各位大俠，有檢測過磷酸氫鈣中鎂的含量嗎？ [打印本頁]
作者: 風影流沙    時間: 2014-12-16 13:42
標題: 各位大俠，有檢測過磷酸氫鈣中鎂的含量嗎？
各位大俠，有檢測過磷酸氫鈣中鎂的含量嗎？一般里面規定鎂含量不能超過多少？
請指教！{:1_1:}




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