Western Corn Rootworm
The Western corn rootworm, ''Diabrotica virgifera virgifera'', is one of the most devastating corn rootworm species in North America, especially in the midwestern corn-growing areas such as Iowa. A related species, the Northern corn rootworm, ''D. barberi'', co-inhabits in much of the range and is fairly similar in biology. Two other subspecies of ''D. virgifera'' are described, including the Mexican corn rootworm (''Diabrotica virgifera zeae''), a significant pest in its own right, attacking corn in that country. Corn rootworm larvae can destroy significant percentages of corn if left untreated. In the United States, current estimates show that of corn (out of 80 million grown) are infested with corn rootworm. The United States Department of Agriculture estimates that corn rootworms cause $1 billion in lost revenue each year, including $800 million in yield loss and $200 million in cost of treatment for corn growers. Life cycle There are many similarities in the life cy ...
[...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]  

John Lawrence LeConte
John Lawrence LeConte (May 13, 1825 – November 15, 1883) was an American entomologist of the 19th century, responsible for naming and describing approximately half of the insect taxa known in the United States during his lifetime,Bird Name Biographies
- URL retrieved September 14, 2006 including some 5,000 of beetles. He was recognized as the foremost authority on North American s during his lifetime, and has been described as "the father of American beetle study".Evans, Arthur V., and James N. Hogue. 2004. Chapter 1: A Brief History of Beetle Study in California. ''I ...
[...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]