Fruit Tree Planting Distances. Journal of the American Pomological Society, [S. l.], v. 1, n. 1, p. 20–20, 1946. DOI: 10.71318/apom.1946.1.1.20a. Disponível em: https://journal.americanpomological.org/index.php/jofaps/article/view/47. Acesso em: 10 apr. 2026.