1990-1995年用浅盘法和直接解剖法对四川、重庆两省市的36个市县594个柑桔、梨、苹果、桃和葡萄代表性果园的病土和病根进行了线虫的分离鉴定,共检测出植物寄生线虫37个属233个种(包括10个未定种),其中71种为国内首次报道. In 1990-1995, the nematodes were isolated and identified from the soil samples and diseased roots of 594 citrus, pear, apple, peach and grape representative orchards in 36 cities and counties of Sichuan and Chongqing provinces by the method of plain and direct dissection A total of 233 species (including 10 undetermined species) of 37 genera of plant parasitic nematodes were detected, of which 71 were reported for the first time in China.