Hepperly, Paul R., Linda Wessel-Beaver, and César Cardona-Castro. “Mycoflora and Germination of Maize Seed”. The Journal of Agriculture of the University of Puerto Rico 73, no. 2 (April 1, 1989): 115–125. Accessed March 29, 2024. https://revistas.upr.edu/index.php/jaupr/article/view/6411.