Rodríguez-García, J., Abruña, F. and Irizarry, H. (1983) “Spraying for Leaf Spot and Liming Increase Yam (Dioscorea Alata L.) Yield”, The Journal of Agriculture of the University of Puerto Rico, 67(3), pp. 286-292. doi: 10.46429/jaupr.v67i3.7721.