Boscalid Insensitivity Documented in <i>Didymella bryoniae</i> Isolated from Watermelon in Florida and North Carolina

Fig. 2. The blight phase of gummy stem blight begins as leaf spots enlarge and new spots appear. Leaves may become completely necrotic.



Image from Plant Health Progress article:
Boscalid Insensitivity Documented in Didymella bryoniae Isolated from Watermelon in Florida and North Carolina