In this study, organochlorine pesticide residues in 17 samples of the soil, ginseng roots and ginseng seedsin 5 regions of Fusong county were detected. The acetone-ligroin was taken as solvent, and the method of ultrasonic-assisted extraction was adopted in gas chromatography. The suitable recommendations about the selection of plant-ing soil and some scientific basis were given in this study according of the results.