Román, J., D. Oramas, and J. Green. “Nematicide Evaluation for the Control of the Nematodes of Yam (Dioscorea Rotundata Poir)”. The Journal of Agriculture of the University of Puerto Rico 68, no. 2 (April 1, 1984): 157–162. Accessed April 23, 2024. https://revistas.upr.edu/index.php/jaupr/article/view/7273.