Sensitivity of Alternaria alternata to Four DMI Fungicides and Resistance Risk Assessment to Mefentrifluconazole
Alternaria alternata often causes preharvest potato early blight and postharvest tuber rot, which can result in substantial yield losses. Demethylation inhibitors (DMIs) are widely used to control Alternaria diseases. However, the underlying resistance risk remains poorly understood. In this study, 114 A. alternata iso...