The corn earworm feeds on a number of crops worldwide and is named for the host crop. When it feeds on corn, as in the Northeast, it is the corn earworm; in the South when it feeds on cotton it is the cotton bollworm; and ...

Bacterial diseases of tomatoes can be some of the most serious and destructive diseases affecting both field- and greenhouse grown crops. Under moist field conditions they can cause localized epidemics affecting young ...

The gray garden slug was introduced from Europe during the 1800s. It has become a common pest of vegetables, field crops, and ornamentals throughout the United States and Canada. It is a close relative of the marsh slug, ...

Tomato spotted wilt virus (TSWV) causes serious diseases of many economically important plants representing 35 plant families, including dicots and monocots. This wide host range of ornamentals, vegetables, and field crops ...

The marsh slug is native to North America, and is also found in South America, Europe, and Asia. It is a relative of the gray garden slug, Deroceras reticulatum (Muller), and shares manyaspects of its biology. Both are ...

Common rust of sweet corn is caused by the fungus Puccinia sorghi. Epidemics of this disease can cause serious losses in yield and quality of sweet corn. High rust susceptibility of many popular sweet corn hybrids is a ...

The European corn borer is a major pest of corn and feeds on over 200 plant species including many weeds. This insect generally produces generations in June and August in most areas of the United States and the northeast. ...