酉阳白术土壤环境质量研究

Research on the soil environment quality of Atractylodes macrocephala Koidz.in Youyang county of Chongqing

本文通过对酉阳白术主产区土壤环境质量现状的调查分析,研究了白术产区土壤重金属含量与农残状况,运用单项污染指数法和综合污染指数法对分析结果进行了评价。结果表明,该区土壤的各种污染物的污染指数均小于1,污染水平低于《农产品安全质量无公害蔬菜产地环境质量要求》(GB/T18407.1-2001)标准,符合绿色药材栽培的环境质量要求。为白术的生产发展和基地建设提供了科学参考。

By investigation in the chief soils ofAtractylodes macrocephala Koidz. and analysis of the soil environment quality in Youyang county of Chongqing,the heavy metals and pesticide residue were studied. The single pollution index and synthetic pollution indice indicated that the pollution index of all sorts of pollution in the soil was less than 1.0,lower than the level of pollution ruled by GB/T18407.1-2001 ,and met the requirement of the organic drug culture environment.