Tomato plants are a favorite crop among ... While it takes a trained eye to identify specific plant diseases, control measures are similar for many. Diseased foliage should be removed.

Tomato plants are a classic summer garden staple. They are relatively easy to grow and produce a bountiful crop — especially considering the low level of effort needed to maintain a plant or two.

Scientific testing is showing that disease-causing pathogens are adapting to farmers’ use of pesticides and fungicides on ...