Translation of "Radopholus" into English

a) rośliny pochodzą z państwa uznanego za wolne od Radopholus citrophilus Huellel et al. i Radophilus similis (Cobb) Thorne;

(a) the plants originate in countries known to be free from Radopholus citrophilus Huettel et al. and Radopholus similis (Cobb) Thorne;