Ouma, G, and F Matta. “The Effects of Accel and Carbryl on Fruit Set and Fruit Quality of Three Apple Cultivars”. East African Agricultural and Forestry Journal 68, no. 4 (December 24, 2004): 183–190. Accessed September 5, 2026. https://www.ajol.info/index.php/eaafj/article/view/1795.