Persistence of the Gypsy Moth Pheromone, Disparlure, in the Environment in Various Climates

Mating disruption techniques are used in pest control for many species of insects, yet little is known regarding the environmental persistence of these pheromones following their application and if persistence is affected by climatic conditions. We first studied the persistent effect of ground appli...

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Main Authors: E. Anderson Roberts, Donna S. Leonard, Andrea D. Hickman, Kevin W. Thorpe, Ksenia S. Onufrieva, Patrick C. Tobin
Format: Article
Language:English
Published: MDPI AG 2013-01-01
Series:Insects
Subjects:
Online Access:http://www.mdpi.com/2075-4450/4/1/104
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author E. Anderson Roberts
Donna S. Leonard
Andrea D. Hickman
Kevin W. Thorpe
Ksenia S. Onufrieva
Patrick C. Tobin
author_facet E. Anderson Roberts
Donna S. Leonard
Andrea D. Hickman
Kevin W. Thorpe
Ksenia S. Onufrieva
Patrick C. Tobin
author_sort E. Anderson Roberts
collection DOAJ
description Mating disruption techniques are used in pest control for many species of insects, yet little is known regarding the environmental persistence of these pheromones following their application and if persistence is affected by climatic conditions. We first studied the persistent effect of ground applications of Luretape® GM in Lymantria dispar (L) mating disruption in VA, USA in 2006. The removal of Luretape® GM indicated that the strong persistent effect of disparlure in the environment reported by previous studies is produced by residual pheromone in the dispensers as opposed to environmental contamination. In 2010 and 2011, we evaluated the efficacy of two formulations, Disrupt® II and SPLAT GMTM, in VA and WI, USA, which presented different climatic conditions. In plots treated in WI and VA, male moth catches in pheromone-baited traps were reduced in the year of treatment and one year after the pheromone applications relative to untreated controls. However, similar first- and second-year effects of pheromone treatments in VA and WI suggest that the release rate over one and two years was the same across markedly different climates. Future applications that use liquid or biodegradable formulations of synthetic pheromones could reduce the amount of persistence in the environment.
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spelling doaj.art-957d54efbf804af38d854471765f24fd2022-12-21T17:34:34ZengMDPI AGInsects2075-44502013-01-014110411610.3390/insects4010104Persistence of the Gypsy Moth Pheromone, Disparlure, in the Environment in Various ClimatesE. Anderson RobertsDonna S. LeonardAndrea D. HickmanKevin W. ThorpeKsenia S. OnufrievaPatrick C. TobinMating disruption techniques are used in pest control for many species of insects, yet little is known regarding the environmental persistence of these pheromones following their application and if persistence is affected by climatic conditions. We first studied the persistent effect of ground applications of Luretape® GM in Lymantria dispar (L) mating disruption in VA, USA in 2006. The removal of Luretape® GM indicated that the strong persistent effect of disparlure in the environment reported by previous studies is produced by residual pheromone in the dispensers as opposed to environmental contamination. In 2010 and 2011, we evaluated the efficacy of two formulations, Disrupt® II and SPLAT GMTM, in VA and WI, USA, which presented different climatic conditions. In plots treated in WI and VA, male moth catches in pheromone-baited traps were reduced in the year of treatment and one year after the pheromone applications relative to untreated controls. However, similar first- and second-year effects of pheromone treatments in VA and WI suggest that the release rate over one and two years was the same across markedly different climates. Future applications that use liquid or biodegradable formulations of synthetic pheromones could reduce the amount of persistence in the environment.http://www.mdpi.com/2075-4450/4/1/104Lymantria disparpheromonemating disruptionenvironmental persistence
spellingShingle E. Anderson Roberts
Donna S. Leonard
Andrea D. Hickman
Kevin W. Thorpe
Ksenia S. Onufrieva
Patrick C. Tobin
Persistence of the Gypsy Moth Pheromone, Disparlure, in the Environment in Various Climates
Insects
Lymantria dispar
pheromone
mating disruption
environmental persistence
title Persistence of the Gypsy Moth Pheromone, Disparlure, in the Environment in Various Climates
title_full Persistence of the Gypsy Moth Pheromone, Disparlure, in the Environment in Various Climates
title_fullStr Persistence of the Gypsy Moth Pheromone, Disparlure, in the Environment in Various Climates
title_full_unstemmed Persistence of the Gypsy Moth Pheromone, Disparlure, in the Environment in Various Climates
title_short Persistence of the Gypsy Moth Pheromone, Disparlure, in the Environment in Various Climates
title_sort persistence of the gypsy moth pheromone disparlure in the environment in various climates
topic Lymantria dispar
pheromone
mating disruption
environmental persistence
url http://www.mdpi.com/2075-4450/4/1/104
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