NEMATICIDAL POTENTIAL OF EXTRACTS OF NEEM (Azadirachta indica) AND LEMON GRASS (Cymbopogon citratus) ON ROOT-KNOT NEMATODES (Meloidogyne spp) INFECTING SWEET POTATO. FJST [Internet]. 2023 Nov. 9 [cited 2024 Nov. 20];2(2):41-5. Available from: https://lafiascijournals.org.ng/index.php/fjst/article/view/49