Diseases. Brown rot, leaf spot.
Insects. Leafrollers.
Brown rot. Where brown rot is a problem, apply additional fungicide sprays every 5 to 7 days up to harvest. Apply fifth cover in late July; apply preharvest spray about 3 weeks before harvest.
Sprays before harvest. Refer to Table 4-16 when selecting sprays during the last month before harvest.
Pesticide Recommendations for Plum and Prune, Fifth Cover, Preharvest