Observations of Apple Rootstocks, Interstocks, Bodystocks, and Cultivars in Southwest Iowa. Journal of the American Pomological Society, [S. l.], v. 29, n. 1, p. 15–17, 1975. DOI: 10.71318/apom.1975.29.1.15. Disponível em: https://journal.americanpomological.org/index.php/jofaps/article/view/1202. Acesso em: 16 feb. 2026.