Abstract: About 500 different kinds of plants were investigated. As regards these host-plants of genus of mcloidogyne, they belong to 65 species attached to 36 families. Among these host-lants of meloidogyne incognita, 38 species were first found in the world (with note. The host-lants of 53 species of root-not ncmatodes were reported which also come first on the list in China. There were 5 species of mcloidogyne. They were mcloidogyne incognita, M. javanica, M. arenaria, M. avails and M. platani and last one was first reported in China.