OLAIFA, GABRIEL. O., and OJO. K. ADEKUNLE. “EFFECTS OF SELECTED ANIMAL MANURES ON PLANT - PARASITIC NEMATODES INFECTING YAM SPECIES”. Asian Journal of Plant and Soil Sciences 6, no. 1 (November 15, 2021): 202–210. Accessed June 10, 2023. https://ikppress.org/index.php/AJOPSS/article/view/7154.