21种桉叶微量元素含量测定及其意义

The Meaning and Quantitative Determination of The Trace Elements in 21 Species of Eucalyptus Leaves

首次报道广东海康金星农场栽培的２１种桉叶的微量元素含量和测定方法．结果认为：桉叶中含有Ｚｎ、Ｃｕ、Ｆｅ、Ｃａ、Ｍｎ、Ｍｇ等人体必需的微量元素，其中Ｆｅ和Ｍｎ的含量比其它微量元素高出３～４个数量级，而Ｐｅ和Ｍｎ是人体需要的微量元素．桉叶是富Ｆｅ、Ｍｎ的植物资源，它作为中药和动物料添加剂是适合的．

In this article first reports that content and determined method of the trace elements in 21 species of plant Eucalyptus leaves from Guangdong Jinxing farm.The results of the experiment show that it has contained trace elements Zn.Cu.Fe.Ca.Mn.Ma et al of necessity to human body in Eucalyptus leaves.Fe and Mn are inportant trace elements of human body.and Fe and Mn contains that compare it with the orther trace elements higher 3 to 4 order of magnitude.the Eucalyptus leaves is the reources of plants of rich Fe and Mn.We regard it as Chinese traditional drugs and feed additives is suitable.