“Chemical Protection of Apple Against Leaf Powdery Mildew and Sustainability to Pathogen Cultivars According to EU Standards”, Acad. J. Interdiscip. Stud., vol. 4, no. 2 S1, p. 117, Aug. 2015, Accessed: Dec. 23, 2024. [Online]. Available: https://www.richtmann.org/journal/index.php/ajis/article/view/7239