Honey Bee Activity on ‘Magness’ and Pollenizer Pear Varieties. Journal of the American Pomological Society, [S. l.], v. 27, n. 4, p. 81–83, 1973. DOI: 10.71318/apom.1973.27.4.81. Disponível em: https://journal.americanpomological.org/index.php/jofaps/article/view/1164. Acesso em: 11 dec. 2025.