“Identification the Causes of Diseases Caused by Fungi and the Intensity of Their Attacks on Shallots (Allium Ascalonicum L.) in Bungaraya Village, Bungaraya Sub-District, Siak District”. 2022. Jurnal Online Pertanian Tropik 9 (1): 075-090. https://doi.org/10.32734/jopt.v9i1.8891.