Three Root-knot nematode species distributed in the banana yards of Taiwan central parts. They are Meloidogyne incognita (Kofoid & White, 1919) Chitwood, 1949; M. javanica (Treub, 1885) Chitwood, 1949 and M. arenaria (Neal, 1889) Chitwood, 1949. Banana Plants are highly infected by root-knot nematodes at Taichung area, Nantou area is the next, but is not seriously at Changhua.