Comparison of Methods to Express Growth, Size, and Productivity of Apple Trees. Journal of the American Pomological Society, [S. l.], v. 55, n. 4, p. 251–256, 2001. DOI: 10.71318/apom.2001.55.4.251. Disponível em: https://journal.americanpomological.org/index.php/jofaps/article/view/2445. Acesso em: 10 dec. 2025.