“NEMATICIDAL POTENTIAL OF EXTRACTS OF NEEM (Azadirachta Indica) AND LEMON GRASS (Cymbopogon Citratus) ON ROOT-KNOT NEMATODES (Meloidogyne Spp) INFECTING SWEET POTATO”. 2023. FULafia Journal of Science and Technology 2 (2): 41-45. https://lafiascijournals.org.ng/index.php/fjst/article/view/49.