Behavior and daily activity patterns of specialist and generalist predators of the hemlock woolly adelgid, Adelges tsugae

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2007-08-14
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University of Arizona
Abstract

The behavior and daily activity patterns of two specialist predators, Laricobius nigrinus Fender (Coleoptera: Derodontidae) and Sasajiscymnus tsugae, Sasaji and McClure (Coleoptera: Coccinellidae), and a generalist predator, Harmonia axyridis Pallas (Coleoptera: Coccinellidae), of hemlock wooly adelgid, Adelges tsugae (Hemiptera: Adelgidae), were examined using digital video recording in the laboratory...

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Keywords
Entomology, laricobius nigrinus, Sasajiscymnus tsugae, Harmonia axyridis, predator competition, biological control, HARMONIA-AXYRIDIS COLEOPTERA, COCCINELLA-SEPTEMPUNCTATA-BRUCKII, LARICOBIUS-NIGRINUS COLEOPTERA, BIOLOGICAL-CONTROL AGENT, LADY BEETLE COLEOPTERA, INTRA-GUILD PREDATION, ADALIA-BIPUNCTATA L., SEARCHING BEHAVIOR, ANNAND HOMOPTERA, COMPETITIVE INTERACTIONS
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http://hdl.handle.net/10919/81518
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Scholarly Works, Entomology