“Because Goss’s wilt is a bacterial disease it can’t get into the leaf on its own; it needs an entry point,” he notes. “Thousands of aphids sticking their noses into the corn are the per ...

Aphids In the fall, examine 1 linear foot of row in 10 sites; estimate the number of aphids per foot of row Cereal leaf beetle In the spring, begin checking for eggs and small larvae on 10 ...

Discover the key factors that increase the risk of gray leaf spot and the most efficient timing for fungicide application.