At first glance, napa cabbage looks nice, with firm and green leaves. However, after cutting it open, dark, unappetizing ...

Caused by the fungus Septoria glycines. Present in most fields at some level every year. Disease is favored by high rainfall and canopy moisture. Hot, dry conditions will keep symptoms in the lower ...

Unlike brown spot, Frogeye leaf spot causes more disease on younger foliage than older foliage at the base of plants. Under appropriate conditions the fungus will continue ... and conservation tillage ...