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The past ten years have seen a marked revival of interest in the biolog ical method of insect pest control. It arose from a growing realization that supplements and alternatives to chemical… (More)
Fulgorids of the genus Epiptera Metcalf are well represented in the Canadian fauna, probably because they are associated with conifers. Metcalf (1938. Gen. Cat. Hemip. IV, Part 10) listed 12 North… (More)
The correct identifications of North American species of leafhoppers of the genus Macrosteles (sensu lato) are important because of the economic significance of one of them as a carrier of a virus… (More)
The leafhopper Erythroneura z i c z a c i s t h e most impor tan t i n s e c t f eed ing on grape v ines i n t h e Okanagan Val ley , B.C. Extens ive l e a f hopper f eed ing reduces t h e e f f e c… (More)