“Influence of In-Season Foliar Calcium Sprays on Fruit Quality and Surface Discoloration Incidence of Peaches and Nectarines”. Journal of the American Pomological Society 54, no. 3 (July 1, 2000): 118–122. Accessed February 23, 2026. https://journal.americanpomological.org/index.php/jofaps/article/view/2396.