Field Performance of ‘Summerland Red Mclntosh,’ ‘MacSpur Mclntosh,’ ‘Empire’ and ‘Idared’ On Six Rootstocks. Journal of the American Pomological Society, [S. l.], v. 43, n. 4, p. 159–164, 1989. DOI: 10.71318/apom.1989.43.4.159. Disponível em: https://journal.americanpomological.org/index.php/jofaps/article/view/1821. Acesso em: 3 feb. 2026.