Syarif, Abdul Syukur, Suryo Wiyono, Bonny P.W. Sukarno, and Bambang S. Purwoko. 2017. “Role of Rice Straw Compost and Potassium in Controlling Blast Disease of Paddy Rice in South Sulawesi, Indonesia”. International Journal of Sciences: Basic and Applied Research (IJSBAR) 36 (4):244-54. https://www.gssrr.org/index.php/JournalOfBasicAndApplied/article/view/8263.