EVALUATION OF MAHOGANY (Khaya senegalensis L.) STEM BARK POWDER FOR THE MANAGEMENT OF ROOT-KNOT NEMATODE (Meloidogyne spp.) ON COWPEA (Vigna unguiculata (L.) Walp). FJS [Internet]. 2020 Apr. 13 [cited 2025 Sep. 8];4(1):76-84. Available from: https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/20