Mortality of Helicoverpa zea (Lepidoptera: Noctuidae) pupae in ear-stage field corn
The factors having an impact on the survival of the F2 seasonal generation of Helicoverpa zea (Boddie) pupae in southwestern Arkansas field corn were identified and quantified. Last instar (fifth or sixth instar) field-collected corn earworm larvae (480 per yr) were allowed to pupate in fields under...
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Veröffentlicht in: | Environmental entomology 1993-12, Vol.22 (6), p.1338-1343 |
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