摘要
本文以丹东地区农业土壤污染与防治为研究对象,论述了在进行经济活动、污染源、污染方式调查的基础上的采样布点原则,并采用灰色聚类法及综合污染指数法进行土壤污染现状评价,根据本地区土壤污染的具体问题提出了镁、硼、锌等的污染防治对策。本文还将邻近学科的甄别比概念引入该研究中。
This paper maked a study for farming soil erosion and its control in Dandong area. Authors demonstated sampling location principle, which based upon investigations in economy activity, erosion source and erosion mode. Authors did the assessment about present situation of farming soil erosion of Dandong area. Both method of grey theory clustering and general erosion index method were adopted. Several stranges abatement of erosion in magnesium, boron, zinc were proposed. The concept of depreciation in neighbouring scientific area also was introduced to this area.
关键词
土壤污染
镁
硼
重有色金属
防治
soil erosion, heavy metal in soil, magnesium, boron, depreciation.
