陕北地区土壤环境污染现状及对策

以陕北土壤实际分析了增加土壤重金属与有毒元素导致土壤硝酸盐积累、破坏土壤结构、促进土壤酸化、降低土壤微生物活动不良影响;提出了强化环境保护意识、加强土壤肥料的监测和管理、增施有机肥、推广配方施肥技术、施用硝化抑制剂、改进施肥方法等一系列防治措施。

Soil Environment Pollution in Northern Shaanxi Area and its Countermeasure

Accarding to local region practical soil situation,the paper analyzed and discussed the effect of soil on adding heavy metals element and poisonous elements to the soil.The result showed this led to accumulate nitrate in soil,to damage soil texture,to accelerate the soil to become acid gradually,to decrease soil micro-organism to act and so on;The author put forward a series of controlling measures.For example,enhancing the awareness of protecting environment,strengthening super-vision and management of soi...