In Vitro Testing of the Reaction of Apple Rootstocks to Phytophthora Cactorum. Journal of the American Pomological Society, [S. l.], v. 44, n. 1, p. 23–25, 1990. DOI: 10.71318/apom.1990.44.1.23. Disponível em: https://journal.americanpomological.org/index.php/jofaps/article/view/1827. Acesso em: 1 feb. 2026.