The Pruning Manual. Journal of the American Pomological Society, [S. l.], v. 9, n. 4, p. 61–61, 1954. DOI: 10.71318/apom.1954.9.4.61a. Disponível em: https://journal.americanpomological.org/index.php/jofaps/article/view/3227. Acesso em: 14 dec. 2025.