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作 者:赵先军[1] 陆宏[1] 罗湖旭[1] 厉仁安[2] 诸永高[1]
机构地区:[1]慈溪市农业局,浙江慈溪315300 [2]浙江大学环境与资源学院,浙江杭州310029
出 处:《宁波大学学报(理工版)》2006年第1期98-100,共3页Journal of Ningbo University:Natural Science and Engineering Edition
基 金:浙江省慈溪市科技局项目(CN2003010)
摘 要:分析了慈溪市耕地284个土壤样品的有机氯农药(六氯环己烷俗称六六六,双对氯苯基三氯乙烷俗称滴滴涕)残留状况.六六六残留量在不同土类之间无显著差异,但滴滴涕残留量差异明显,表现为潮土最高;水稻土次之;滨海盐土最低.按照国家无公害农产品产地环境质量标准中六六六和滴滴涕的限量标准,慈溪市99.6%的耕地符合无公害农产品产地的环境质量要求.The residue of Organochlorined pesticide are investigated and analyzed in surface horizons from 284 cultivated soils in Cixi City, Zhejing, China. BHC and DDT have been prohibited in agricultural production since 1983, but they still remain up to this day in Cixi soils with the percentage of 100% and 97.7% respectively. The existing residue of BHC does not show much difference in terms of percentage in various soils, while the residue of DDT vastly differs from soil to soil: Fluvio-Aquic soil ranks the highest; Paddy soil ranks the second, Coastal Saline Soil is among the least. According to National Standard of Safety Qualification for Agricultural Product-Environmental Requirements for Origin of Non - Environmental Pollution Agricultural Products, the research results reaches the conclusion that 99.6% of investigated soils in Cixi city is suitable for cultivating non-environmental - pollution agricultural products.
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