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石家庄地区是我国北方粮棉高产区之一,种植作物以小麦、玉米、棉花为主,复种面积较大,为防治危害作物的棉铃虫.麦蚜、粘虫、麦类病毒的传毒昆虫、玉米螟、地下害虫等,历年来主要依靠有机氯农药进行防治。有机氯农药每年销售量在两万吨左右,从74年到80年平均占农药总销售量的59.26%,最高年份竟达74.45%,为此,1980年对代表石家庄地区的晋县、正定县和行唐县的小麦、农田土壤及灌溉水中的六六六、DDT 残留污染情况进行了调查研究,初步总结于后。
Shijiazhuang is one of the high-yielding grain and cotton producing areas in the northern part of our country. The main crops are wheat, corn and cotton, Corn borer, underground pests, etc. over the years rely mainly on organochlorine pesticides for prevention and treatment. Organochlorine pesticides annual sales of 20,000 tons, from 74 to 80 years accounted for 59.26% of the total sales of pesticides, the highest as high as 74.45%, therefore, in 1980 on behalf of Shijiazhuang Jin County, Zhengding County And Xingtang County, wheat, farmland soil and irrigation water BHC, DDT residual pollution were investigated and studied, initially concluded in the later.