Adsuar, José. “Use of the Root-Dipping Inoculation Method in Testing Tomatoes for Wilt Resistance”. The Journal of Agriculture of the University of Puerto Rico 45, no. 2 (April 1, 1961): 116–118. Accessed December 22, 2024. https://revistas.upr.edu/index.php/jaupr/article/view/12262.