Stored-grain Insects often cause as much loss after harvest as crop pests cause during the growing season.
Insects cause losses by direct feeding damage and also deterioration and contamination of grain.
The profits from producing a crop should not be allowed to waste away in storage. Stored-grain Insects often cause as much loss after harvest as crop pests cause during the growing season. Deterioration and contamination from the presence of Insects results in downgrading of grain and market value due to insect parts, odors, molds and heat damage. For example, current FGIS regulations call for the downgrading of wheat to sample grade if the insect levels in Table 1 are exceeded. Corn, barley, oats, sorghum and soybeans More than 1 weevil, or 1 live weevil plus any 5 or more other live stored grain Insects, or no live weevils, but 10 or more other live stored grain Insects.