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Keyword: Poaceae)

Within-field spatial distribution of Cephus cinctus (Hymenoptera: Cephidae) larvae in Montana wheat fields

Publications Posted on: January 16, 2009
The wheat stem sawfly, Cephus cinctus Norton, is a major insect pest in dryland wheat (Triticum L. spp.; Poaceae) fields in the northern Great Plains of the United States and in southern regions of the prairie provinces of Canada. Field infestations by this pest commonly show a distinct "edge effect", with infestation levels highest at the field edge and declining inwards. In this study, we characterized the edge effect of C.