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CONTROL OF PINYON SPINDLEGALL MIDGE, 1998

CONTROL OF PINYON SPINDLEGALL MIDGE, 1998 (H13) PINE (PINYON): Pinus edulis Engelmann Whitney Cranshaw, Karen Kramer, and Zana Jevremovic Department of Bioagricultural Sciences and Pest Management Colorado State University Ft. Collins, CO 80523 Phone: (970) 491-6781 Fax: (970) 491-3862 E-mail: wcransha@ceres.agsci.colostate.edu Pinyon spindlegall midge: Pinyonia edulicola Gagne Trials were conducted on four chronically infested pinyon pine on the campus of Colorado State University. Single branch terminals were established as individual plots arranged in a completely randomized design with four replications. Emergence of adults from the previous generation was first observed on 20 Jun and applications were made on 24 Jun using a pump mister to the point of run-off. Evaluations of performance involved determining the percent of current needles that were galled on 10 Aug. Diazinon and Scimitar (lambda-cyhalothrin) provided the greatest control in this trial. No phytotoxicity was observed during the evaluation. http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Arthropod Management Tests Oxford University Press

CONTROL OF PINYON SPINDLEGALL MIDGE, 1998

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Publisher
Oxford University Press
Copyright
© Published by Oxford University Press.
eISSN
2155-9856
DOI
10.1093/amt/27.1.H13
Publisher site
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Abstract

(H13) PINE (PINYON): Pinus edulis Engelmann Whitney Cranshaw, Karen Kramer, and Zana Jevremovic Department of Bioagricultural Sciences and Pest Management Colorado State University Ft. Collins, CO 80523 Phone: (970) 491-6781 Fax: (970) 491-3862 E-mail: wcransha@ceres.agsci.colostate.edu Pinyon spindlegall midge: Pinyonia edulicola Gagne Trials were conducted on four chronically infested pinyon pine on the campus of Colorado State University. Single branch terminals were established as individual plots arranged in a completely randomized design with four replications. Emergence of adults from the previous generation was first observed on 20 Jun and applications were made on 24 Jun using a pump mister to the point of run-off. Evaluations of performance involved determining the percent of current needles that were galled on 10 Aug. Diazinon and Scimitar (lambda-cyhalothrin) provided the greatest control in this trial. No phytotoxicity was observed during the evaluation.

Journal

Arthropod Management TestsOxford University Press

Published: Jan 1, 2002

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