There were significant differences in the effectiveness of the chemicals, Lannate 90% W.P., Dowfume (MC—2), Mocap 10% G, Nemagon 75% E.C. and Nemagon 92% G for the control of plant parasitic nematodes, Helicotyle.nchus dihystera, Meloidogyne incognita, Pratylenchus zeae, Tylenchorhynchus sp and Rotylenchulus reniformis in cabbage. Dowfume and Mocap were more effective in controlling the nematode populations.