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Title: Best weed management strategies for dryland cropping systems with cotton
Authors: Brier, Hugh
Keywords: egg collection
Helicoverpa species
pigeon pea
heliothis activity
lower than average heliothis activity
Issue Date: 30-Jun-2005
Publisher: Queensland Department of Primary Industries
Series/Report no.: ;DAQ126C
Abstract: Number of eggs and % Hatch is from collections from all crops supplied for Bt and Conventional Chemistry Resistance monitoring. % H. armigera is from crops that attract both Helicoverpa species, cotton and pigeon pea, to give an indication of species composition. Excluded are collections from maize and sorghum. % Parasitism is the percentage of eggs from all crops supplied to the Bt resistance monitoring program that were parasitised by Trichogramma spp.
Appears in Collections:2005 Final Reports

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