Visual Reference Library - Insects

Image of LESSER GRAIN BORER
Rhizopertha dominica
Length: Approximately 3 mm 
Slender, cylindrical form and small size. Polished dark brown or black, with a somewhat roughened surface. The head is turned down under the thorax and is armed with powerful jaws used for cutting into wood. 
Both the beetles and larvae cause serious damage in warm climates by attacking a great variety of grains. 
Mainly attacks wheat, rye, corn, rice, and millet. Also attacks beans, lentils, and chick-peas

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Last updated December 2016