Confirmation of bean leaf beetle, Cerotoma trifurcata, feeding on cucurbits

The objective of these studies was to assess the degree to which bean leaf beetle, Cerotoma trifurcata (Forster), will feed on cucurbits. In 2003, we documented an infestation of C. trifurcata in a commercial pumpkin field near Rosemount, MN, USA. To evaluate C. trifurcata feeding on cucurbits, we c...

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Main Authors: R.L. Koch, E.C. Burkness, W.D. Hutchison
Format: Article
Language:English
Published: Oxford University Press 2004-02-01
Series:Journal of Insect Science
Subjects:
Online Access:http://www.insectscience.org/4.5/
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author R.L. Koch
E.C. Burkness
W.D. Hutchison
author_facet R.L. Koch
E.C. Burkness
W.D. Hutchison
author_sort R.L. Koch
collection DOAJ
description The objective of these studies was to assess the degree to which bean leaf beetle, Cerotoma trifurcata (Forster), will feed on cucurbits. In 2003, we documented an infestation of C. trifurcata in a commercial pumpkin field near Rosemount, MN, USA. To evaluate C. trifurcata feeding on cucurbits, we conducted laboratory no-choice and choice test feeding studies. In the laboratory, C. trifurcata fed most heavily on cotyledon-stage cucumber plants, followed by pumpkin and squash. With soybean plants present, C. trifurcata still fed on cucumber plants. However, C. trifurcata appeared to prefer soybeans until the quality of the soybean plants was diminished through feeding damage. This is the first known report of C. trifurcata feeding on cucurbits. The pest potential of C. trifurcata in cucurbit cropping systems should be further evaluated.
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spelling doaj.art-0817709899064ca89e1d14b92b88d1f12022-12-22T03:19:32ZengOxford University PressJournal of Insect Science1536-24422004-02-0145Confirmation of bean leaf beetle, Cerotoma trifurcata, feeding on cucurbitsR.L. KochE.C. BurknessW.D. HutchisonThe objective of these studies was to assess the degree to which bean leaf beetle, Cerotoma trifurcata (Forster), will feed on cucurbits. In 2003, we documented an infestation of C. trifurcata in a commercial pumpkin field near Rosemount, MN, USA. To evaluate C. trifurcata feeding on cucurbits, we conducted laboratory no-choice and choice test feeding studies. In the laboratory, C. trifurcata fed most heavily on cotyledon-stage cucumber plants, followed by pumpkin and squash. With soybean plants present, C. trifurcata still fed on cucumber plants. However, C. trifurcata appeared to prefer soybeans until the quality of the soybean plants was diminished through feeding damage. This is the first known report of C. trifurcata feeding on cucurbits. The pest potential of C. trifurcata in cucurbit cropping systems should be further evaluated.http://www.insectscience.org/4.5/Cerotoma trifurcatahost plantsquashpumpkincucumber
spellingShingle R.L. Koch
E.C. Burkness
W.D. Hutchison
Confirmation of bean leaf beetle, Cerotoma trifurcata, feeding on cucurbits
Journal of Insect Science
Cerotoma trifurcata
host plant
squash
pumpkin
cucumber
title Confirmation of bean leaf beetle, Cerotoma trifurcata, feeding on cucurbits
title_full Confirmation of bean leaf beetle, Cerotoma trifurcata, feeding on cucurbits
title_fullStr Confirmation of bean leaf beetle, Cerotoma trifurcata, feeding on cucurbits
title_full_unstemmed Confirmation of bean leaf beetle, Cerotoma trifurcata, feeding on cucurbits
title_short Confirmation of bean leaf beetle, Cerotoma trifurcata, feeding on cucurbits
title_sort confirmation of bean leaf beetle cerotoma trifurcata feeding on cucurbits
topic Cerotoma trifurcata
host plant
squash
pumpkin
cucumber
url http://www.insectscience.org/4.5/
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