广西天等县无公害苦丁茶园的卫生质量评价

采用污染指数法对广西天等县无公害苦丁茶园的土壤、灌溉水以及苦丁茶的卫生质量进行综合评价。结果显示:天等县无公害茶园土壤和茶园灌溉水的所有卫生指标的单项污染指数均小于1,茶园的土壤综合污染指数为0.73,灌溉水综合污染指数为0.43;苦丁茶所有检测项目仅检测出3项,其中铅的污染指数为0.06,铜的污染指数为0.26,八氯二丙醚的污染指数为0.7,其余指标的污染指数均为0。说明天等县无公害茶园的环境质量与产品质量均达到无公害的要求,该基地可作为生产无公害苦丁茶的示范基地。

Quality Evaluation of Non-pollution Ilex kudingcha Farm in Tiandeng County of Guangxi

The pollution index method is used to evaluate the soil,irrigation water and tea quality of Ilex kudingcha in the Non-pollution Tea Farm of Tiandeng County of Guangxi.Of all tested items,only three items have been checked out.All pollution indices are less than 1.The soil integrated pollution index is 0.73,the integrated pollution index of irrigation water 0.43.The pollution indices of Pb,Cu,S-421 are 0.06,0.26,0.7,respectively.The other pollution indices are zero.It is indicated that the quality of environment and the tea quality of the tea farm meet the requirement of the non-pollution standard.