Entomology Commons^™

A Study Of The Sculpture Of The Chorion Of The Eggs Of Eighteen South Dakota Grasshoppers (Acridiidae), Raymond Cecil Bushland

Electronic Theses and Dissertations

The most destructive grasshoppers that occur in South Dakota are those belonging to the genus Melanoplus. Of those, the common and harmful species are Melanoplus bivittatus (Say) and Melanoplus differentialis (Thomas). Other species that are of considerable economic importance, and, at times, fully as important as the two species mentioned, are Melanoplus femur-rubrum (Deg.) and Melanoplus mexicanus (Sauss.). Before attempting to work out a plan for grasshopper control, it is desirable at times to know what species are to be encountered. The control may vary to some extent for the different species. It has been found that Melanoplus differentialis hatches …