北京绿色食品开发区土壤中部分微量元素的研究

Inrestigation of Some Trace Element in Soil in the Development Regions of Green Food in Beijing

本文介绍了北京远郊区县怀柔、平谷、顺义、密云等几个规划绿色食品［１］开发基地土壤中ｐｂ、Ｃｄ、Ｈｇ、Ｈｇ、Ｆ等有毒元素的测定结果及其评价．

The paper presents the contents of several toxic elements, such as Ph, Cd, Hg, As and F in soil of development regions of green food in Huairou, Pinggu, Shunyi and Miyun counties in Beijing suburbs and make a analysis of thes results.