The Ashworth Blueberry as a Parent in Breeding for Hardiness and Earliness. Journal of the American Pomological Society, [S. l.], v. 14, n. 3, p. 43–46, 1960. DOI: 10.71318/apom.1960.14.3.43. Disponível em: https://journal.americanpomological.org/index.php/jofaps/article/view/348. Acesso em: 6 feb. 2026.