母乳中铜、铁、锌含量的动态变化及其与牛乳的比较

The Content Change of Cu,Fe and Zn in Breast Milk and Comparison with the Cow Milk

为研究不同泌乳期母乳和牛乳中Cu、Fe、Zn三种微量元素含量及元素比 ,采用原子吸收光谱法进行了测定 ,为提供母乳喂养。

The content and ratio of three kinds of elements Cu,Fe and Zn in breast milk and cow milk from the different nursing time have been determined by atomic absorption spectrum.The research result is very useful for encouraging breast-milk feeding and preventing trace elements lacked.