蚌埠市浅层地下水防污性能研究

在分析研究区地质环境背景条件的基础上,采用DRTA模型对蚌埠市浅层地下水防污性能进行评价。评价结果显示:研究区内地下水防污性能大部分属于中等区,占全区总面积的77.31%;地下水防污性能较差区主要分布于沿河一带的河漫滩区。对于防污性能较差的区域应采取相应的防护措施,有效的保护地下水资源和环境。

Hidden Crises in the Glycine Market

Drastic investment growth promoted by downstream sectors The rapid demand growth and the drastic price rise of glyphosate in the world in 2007 stimulated the demand growth and the price rise of major raw material glycine.The price of industrial-grade glycine in China in-creased from RMB22 000 per ton in 2007 to RMB38 000 per ton in February 2008.