Nolan R. Anderson

First Report of Alternaria alternata causing leaf spot on sorghum bicolor in Texas

In October 2024, a foliar disease was observed in a grain sorghum hybrid, Pioneer 37-07, planted in a 2-ha sorghum field in Potter County, Texas, USA, with an average disease incidence of approximately 50%. Symptoms included tan to gray, elongated lesions with distinct dark brownish-red borders, measuring 25–100 mm lon...