Mayer, D. R., & Kovács, G. (1999). Toxicity of fungicides to honey bees (Hymenoptera: Apidae) and their effects on bee foraging behavior, pollen viability and fruit set on blooming apples and pears. International Journal of Horticultural Science, 5(1-2), 96-98. https://doi.org/10.31421/IJHS/5/1-2/33