The residues of carbofuran and dimehypo in soil were detected by using the chromatographical analysis method, and some degradation mechanisms of pesticides in soil condition were obtain.

• 采用色谱分析手段,研究了呋喃丹及杀虫双在土壤中的降解规律,并对蚯蚓土壤接触法实验中出现的现象进行了初步解释。