The duku plant (Lansium domesticum Corr.) is a leading horticultural commodity in South Sumatra, but in recent years it has experienced a decline in productivity due to wilt disease caused by the Ceratocystis pathogen. This study aims to evaluate the effectiveness of the compound Acibenzolar-S-Methyl (ASM) as a resistance inducer in suppressing the development of Ceratocystis disease in duku pl…