Alternaria on melon leaves
Alternaria leaf spot (Alternaria cucumerina) is most common on
muskmelon (cantaloupe).Photo courtesy of A.F.Sherf, Cornell
University, Ithaca, NY
Alternaria leaf spot lesions can be quite large in size and take on a target-like
appearance.Photo courtesy of T.A. Zitter, Cornell University, Ithaca, NY