Mas-ud, Mustapha, and James Seutra Kaba. 2015. “Effect of Neem and False Yam Botanicals on Parasitic Nematodes of Yam (Dioscorea Spp)”. The International Journal of Science & Technoledge 3 (12). http://internationaljournalcorner.com/index.php/theijst/article/view/124953.