Efficacy of Herbicides When Spray Solution Application Is Delayed

Information is limited concerning the impact of delaying applications of pesticides after solution preparation on efficacy. Experiments were conducted to determine weed control when diclosulam, dimethenamid-P, flumioxazin, fomesafen, imazethapyr, pendimethalin, and S-metolachlor were applied preemer...

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Main Authors: Peter M. Eure, David L. Jordan, Loren R. Fisher, Alan C. York
Format: Article
Language:English
Published: Wiley 2013-01-01
Series:International Journal of Agronomy
Online Access:http://dx.doi.org/10.1155/2013/782486
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author Peter M. Eure
David L. Jordan
Loren R. Fisher
Alan C. York
author_facet Peter M. Eure
David L. Jordan
Loren R. Fisher
Alan C. York
author_sort Peter M. Eure
collection DOAJ
description Information is limited concerning the impact of delaying applications of pesticides after solution preparation on efficacy. Experiments were conducted to determine weed control when diclosulam, dimethenamid-P, flumioxazin, fomesafen, imazethapyr, pendimethalin, and S-metolachlor were applied preemergence the day of solution preparation or 3, 6, and 9 days after solution preparation. Herbicide solutions were applied on the same day regardless of when prepared. Control of broadleaf signalgrass, common lambsquarters, entireleaf morningglory, and Palmer amaranth by these herbicides was not reduced regardless of when herbicide solutions were prepared. Surprisingly entireleaf morningglory control by all herbicides increased when herbicide application was delayed by 9 days. In separate experiments, control of broadleaf signalgrass by clethodim, common ragweed by glyphosate and lactofen, entireleaf morningglory by lactofen, Italian rye grass by glyphosate and paraquat, and Palmer amaranth by atrazine, dicamba, glufosinate, glyphosate, imazethapyr, lactofen, and 2,4-D was affected more by increase in weed size due to delayed application than the time between solution preparation and application.
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spelling doaj-art-90d263e181ca42a8bee5bd1c79f70aaf2025-02-03T05:59:51ZengWileyInternational Journal of Agronomy1687-81591687-81672013-01-01201310.1155/2013/782486782486Efficacy of Herbicides When Spray Solution Application Is DelayedPeter M. Eure0David L. Jordan1Loren R. Fisher2Alan C. York3Department of Crop Science, North Carolina State University, P.O. Box 7620, Raleigh, NC 27695-7620, USADepartment of Crop Science, North Carolina State University, P.O. Box 7620, Raleigh, NC 27695-7620, USADepartment of Crop Science, North Carolina State University, P.O. Box 7620, Raleigh, NC 27695-7620, USADepartment of Crop Science, North Carolina State University, P.O. Box 7620, Raleigh, NC 27695-7620, USAInformation is limited concerning the impact of delaying applications of pesticides after solution preparation on efficacy. Experiments were conducted to determine weed control when diclosulam, dimethenamid-P, flumioxazin, fomesafen, imazethapyr, pendimethalin, and S-metolachlor were applied preemergence the day of solution preparation or 3, 6, and 9 days after solution preparation. Herbicide solutions were applied on the same day regardless of when prepared. Control of broadleaf signalgrass, common lambsquarters, entireleaf morningglory, and Palmer amaranth by these herbicides was not reduced regardless of when herbicide solutions were prepared. Surprisingly entireleaf morningglory control by all herbicides increased when herbicide application was delayed by 9 days. In separate experiments, control of broadleaf signalgrass by clethodim, common ragweed by glyphosate and lactofen, entireleaf morningglory by lactofen, Italian rye grass by glyphosate and paraquat, and Palmer amaranth by atrazine, dicamba, glufosinate, glyphosate, imazethapyr, lactofen, and 2,4-D was affected more by increase in weed size due to delayed application than the time between solution preparation and application.http://dx.doi.org/10.1155/2013/782486
spellingShingle Peter M. Eure
David L. Jordan
Loren R. Fisher
Alan C. York
Efficacy of Herbicides When Spray Solution Application Is Delayed
International Journal of Agronomy
title Efficacy of Herbicides When Spray Solution Application Is Delayed
title_full Efficacy of Herbicides When Spray Solution Application Is Delayed
title_fullStr Efficacy of Herbicides When Spray Solution Application Is Delayed
title_full_unstemmed Efficacy of Herbicides When Spray Solution Application Is Delayed
title_short Efficacy of Herbicides When Spray Solution Application Is Delayed
title_sort efficacy of herbicides when spray solution application is delayed
url http://dx.doi.org/10.1155/2013/782486
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AT lorenrfisher efficacyofherbicideswhenspraysolutionapplicationisdelayed
AT alancyork efficacyofherbicideswhenspraysolutionapplicationisdelayed