Zobrazeno 1 - 10
of 17
pro vyhledávání: '"A. Bruce Broadbent"'
Autor:
Tim Haye, Mark S. Goettel, Peggy Clarke, Benjamin Leung, David R. Gillespie, Peter G. Mason, A. Bruce Broadbent
Publikováno v:
Biocontrol Science and Technology. 29:940-964
Cabbage seedpod weevil, Ceutorhynchus obstrictus (Coleoptera: Curculionidae), is an invasive alien species that impacts seed production of canola, Brassica napus and B. rapa (Brassicaceae), one of Canada’s major agricultural crops. To determine the
Publikováno v:
Agricultural and Forest Entomology. 15:43-55
1 Peristenus digoneutis Loan is a parasitoid of Lygus plant bugs, which was successfully introduced from Europe into North America in the 1980s for controlling native Lygus populations. Surveys confirmed that P. digoneutis populations have become est
Publikováno v:
Biological Control. 57:94-102
A study of the European parasitoids Peristenus digoneutis and Peristenus relictus, introduced for the biological control of Lygus lineolaris and Lygus hesperus, was conducted to determine their potential host ranges in North America. No-choice labora
Publikováno v:
BioControl. 53:797-812
Greenhouse cage trials were conducted to determine the optimal concentration of Beauveria bassiana (Balsamo) Vuillemin (Ascomycota: Hypocreales) (BotaniGard 22WP® formulation) as vectored by the bumble bee, Bombus impatiens (Cresson) (Hymenoptera: A
Publikováno v:
Biocontrol Science and Technology. 16:687-698
Three agricultural regions in southern Ontario (London, Niagara and Guelph) were sampled weekly from May to September for Lygus spp. and their parasitoids in 1998, 1999 and only one region in 2000. Alfalfa was the primary crop sampled, including both
Autor:
A. Bruce Broadbent, Rong Tsao, Wayne R. Allen, Brian D. McGarvey, Chris Marvin, Martina Friesen
Publikováno v:
Journal of Chemical Ecology. 31:103-110
Bioassay-directed fractionation of extracts of chrysanthemum leaves using a choice test permitted isolation of a fraction that exhibited repellent activity against the western flower thrips (WFT). Analysis of this fraction from cultivars exhibiting v
Publikováno v:
The Canadian Entomologist. 135:741-744
Western flower thrips, Frankliniella occidentalis (Pergande) (Thysanoptera: Thripidae), is a serious pest of greenhouse vegetable and ornamental crops across Canada (Broadbent et al. 1987). Upon completing larval development, F. occidentalis either p
Publikováno v:
Journal of Asia-Pacific Entomology. 5:123-129
Several methods were investigated to identify insecticide resistance in commercially available Phytosciulus persimilis Athias-Henriot and Amblyseius cucumuris Oudemans from 3 different companies supplying this product to growers in Canada. Cypermethr
Publikováno v:
Environmental Entomology. 30:1158-1163
European parasitoids considered for introduction to control the tarnished plant bug, Lygus lineolaris (Palisot de Beauvois), in North America have no previous association with the target pest. In Europe, they attack primarily Lygus rugulipennis Poppi
Publikováno v:
Journal of Asia-Pacific Entomology. 4:175-179
Quantity, sex ratio, survival, fecundity, mobility, predation and feeding preference were investigated to assess the post-shipment quality of commercially available strains of Amblyseius cucumeris from 3 different companies supplying this product to