Publisher's Synopsis
Excerpt from Contributions From the Department of Zoology and Entomology: Iowa State College of Agriculture and Mechanic Arts
As a whole they are of considerable economic Importance. Although not usually occurring in sufficient numbers to be noticeably injurious, however, proteus has been reported as having done considerable damage to cranberry swamps in a number of instances. Their food habits have not been very accurately determined. In general they feed on the sap of trees and shrubs, occurring most abundantly in low places. They have been reported as occurring on the ash, oak, pine, alder, butternut, elder, blueberry, cranberry and some of the larger grasses and weeds.
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