Fruit Infection
Effective management of bacterial spot on peach and nectarine necessitates application of bactericides during the post-bloom cover spray period. Early fruit infections during the first two to three weeks of this period generally result in large, deeply pitted blackened lesions that often ooze with sap. Later season fruit lesions are less pitted and much more shallow, but can be numerous, particularly on highly susceptible cultivars. Either way, considerable yield loss can occur on susceptible cultivars when the environment is favorable and/or inoculum levels are high. [Read more…]