alternaria leaf blight of cantaloupe

Figure 1. Alternaria Leaf Blight disease Figure 1. Alternaria leaf blight on cantaloupe leaf. Note large, mostly circular lesions with concentric rings.
Figure 2. Image of several cantaloupe leaves with Alternaria leaf blight lesions. Figure 2. Image of several cantaloupe leaves with Alternaria leaf blight lesions.
Figure 3. Close-up of a leaf with Alternaria leaf blight. Note concentric ring structure of lesions. Figure 3. Close-up of a leaf with Alternaria leaf blight. Note concentric ring structure of lesions.
Figure 4. Image of a leaf with lesions of Alternaria leaf blight just beginning to coalesce. Note chlorotic halos. Figure 4. Image of a leaf with lesions of Alternaria leaf blight just beginning to coalesce. Note chlorotic halos.
Figure 5. A close-up of an individual lesion of Alternaria leaf blight. Figure 5. A close-up of an individual lesion of Alternaria leaf blight.
Figure 6. Cantaloupe fruit exposed to possible sunburn due to Alternaria leaf blight. Figure 6. Cantaloupe fruit exposed to possible sunburn due to Alternaria leaf blight.