昆明奶牛毛发中某些常量及微量元素含量初探

一些常量元素及微量元素对动植物体的健康成长有着明显影响。我们研究了高产奶牛与一般奶牛牛毛中某些常量及微量元素的含量,发现高产奶牛牛毛中许多常量及微量元素的平均含量均高于一般奶牛,而钴、砷、铜、硒、钾、铬及钼在高产奶牛和一般奶牛个体牛毛中的含量较少交错或者不交错。

The Preliminary Study of Content of Some Ordinary and Trace Elements in the Fur of Cow in Kunming

Some ordinary and trace elements have apparent influence on the growth of animals and plants. We estimated the content of ordinary and trace elements in the fur of cow that have high and ordinary yield milk. We discover that the average content of some ordinary and trace elements in the fur of high-yielded cow are larger than of ordinary-yielded cow. For Co, As. Cu, Se, K, Cr and Mn. There are a fewer or no crossing between content of single cow that have high and ordinary yield of milk.