Almanza, Francisco J., Mariano Elos, Alfonso López, and Abel Valdez. “Effect of Chemical and Manual Thinning in Flowering and Fruits of Apple”. Agronomía Mesoamericana 11, no. 1 (January 1, 2006): 133–137. Accessed April 19, 2024. https://revistas.ucr.ac.cr/index.php/agromeso/article/view/17361.