Effects of Climatic, Chemical, and Cultural Control Strategies on Community Composition of Auchenorrhyncha and Population Dynamics of Two Major Green Leafhopper Pests in Peach Orchards

A three-year study in two Mediterranean peach orchards monitored Auchenorrhyncha species, including the main vectors of plant pathogens causing significant economic losses. The research focused on the management of two polyphagous leafhoppers, <i>Asymmetrasca decedens</i> and <i>He...

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Main Authors: Patrícia Monteiro Nascimento, Ana Carina Neto, Vera Guerreiro, Anabela Barateiro, Hugo Anjos, José Pereira Coutinho, Marília Antunes, Maria Teresa Rebelo
Format: Article
Language:English
Published: MDPI AG 2025-01-01
Series:Agronomy
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Online Access:https://www.mdpi.com/2073-4395/15/1/163
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author Patrícia Monteiro Nascimento
Ana Carina Neto
Vera Guerreiro
Anabela Barateiro
Hugo Anjos
José Pereira Coutinho
Marília Antunes
Maria Teresa Rebelo
author_facet Patrícia Monteiro Nascimento
Ana Carina Neto
Vera Guerreiro
Anabela Barateiro
Hugo Anjos
José Pereira Coutinho
Marília Antunes
Maria Teresa Rebelo
author_sort Patrícia Monteiro Nascimento
collection DOAJ
description A three-year study in two Mediterranean peach orchards monitored Auchenorrhyncha species, including the main vectors of plant pathogens causing significant economic losses. The research focused on the management of two polyphagous leafhoppers, <i>Asymmetrasca decedens</i> and <i>Hebata</i> (<i>Signatasca</i>) <i>solani</i>. Yellow sticky traps were used to track species dynamics and assess population trends in relation to meteorological factors such as temperature, rainfall, and humidity. Chemical treatments and early green pruning were evaluated for pest control effectiveness. Fifty-five Auchenorrhyncha species were identified, including vectors of <i>Xylella fastidiosa</i>. <i>H. solani</i> appeared from spring to early summer, and was gradually replaced by <i>A. decedens</i>, which peaked in late summer. Higher temperatures favoured <i>A. decedens</i>, while rainy days significantly reduced its presence. <i>H. solani</i> responded less consistently to meteorological factors, but increased with higher minimum relative humidity, and decreased with higher total humidity. These results highlight the need for targeted chemical control strategies to manage <i>A. decedens</i> during its peak season and the benefits of early green pruning to protect susceptible trees in spring. The results emphasise the role of climate in pest dynamics and provide important insights for IPM programmes to reduce economic losses in Mediterranean peach orchards worldwide.
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spelling doaj-art-ac638d33bd654230b7a8892fa76315d72025-01-24T13:16:59ZengMDPI AGAgronomy2073-43952025-01-0115116310.3390/agronomy15010163Effects of Climatic, Chemical, and Cultural Control Strategies on Community Composition of Auchenorrhyncha and Population Dynamics of Two Major Green Leafhopper Pests in Peach OrchardsPatrícia Monteiro Nascimento0Ana Carina Neto1Vera Guerreiro2Anabela Barateiro3Hugo Anjos4José Pereira Coutinho5Marília Antunes6Maria Teresa Rebelo7Departamento de Biologia Animal, Centro de Estudos do Ambiente e do Mar (CESAM), Centro de Ecologia, Evolução e Alterações Ambientais (Ce3C), Faculdade de Ciências da Universidade de Lisboa (FCUL), Campo Grande, 1049-016 Lisboa, PortugalDepartamento de Biologia Animal, Centro de Estudos do Ambiente e do Mar (CESAM), Centro de Ecologia, Evolução e Alterações Ambientais (Ce3C), Faculdade de Ciências da Universidade de Lisboa (FCUL), Campo Grande, 1049-016 Lisboa, PortugalDepartamento de Biologia Animal, Centro de Estudos do Ambiente e do Mar (CESAM), Centro de Ecologia, Evolução e Alterações Ambientais (Ce3C), Faculdade de Ciências da Universidade de Lisboa (FCUL), Campo Grande, 1049-016 Lisboa, PortugalAssociação de Proteção Integrada e Agricultura Sustentável do Zêzere (APPIZÊZERE), Avenida Eugénio de Andrade, Lote 80 R/C, 6230-291 Fundão, PortugalDepartamento de Estatística e Investigação Operacional, Centro de Estatística e Aplicações (CEAUL), Faculdade de Ciências da Universidade de Lisboa (FCUL), Campo Grande, 1049-016 Lisboa, PortugalInstituto Politécnico de Castelo Branco, Escola Superior Agrária, Quinta da Senhora de Mércules, 6001-909 Castelo Branco, PortugalDepartamento de Estatística e Investigação Operacional, Centro de Estatística e Aplicações (CEAUL), Faculdade de Ciências da Universidade de Lisboa (FCUL), Campo Grande, 1049-016 Lisboa, PortugalDepartamento de Biologia Animal, Centro de Estudos do Ambiente e do Mar (CESAM), Centro de Ecologia, Evolução e Alterações Ambientais (Ce3C), Faculdade de Ciências da Universidade de Lisboa (FCUL), Campo Grande, 1049-016 Lisboa, PortugalA three-year study in two Mediterranean peach orchards monitored Auchenorrhyncha species, including the main vectors of plant pathogens causing significant economic losses. The research focused on the management of two polyphagous leafhoppers, <i>Asymmetrasca decedens</i> and <i>Hebata</i> (<i>Signatasca</i>) <i>solani</i>. Yellow sticky traps were used to track species dynamics and assess population trends in relation to meteorological factors such as temperature, rainfall, and humidity. Chemical treatments and early green pruning were evaluated for pest control effectiveness. Fifty-five Auchenorrhyncha species were identified, including vectors of <i>Xylella fastidiosa</i>. <i>H. solani</i> appeared from spring to early summer, and was gradually replaced by <i>A. decedens</i>, which peaked in late summer. Higher temperatures favoured <i>A. decedens</i>, while rainy days significantly reduced its presence. <i>H. solani</i> responded less consistently to meteorological factors, but increased with higher minimum relative humidity, and decreased with higher total humidity. These results highlight the need for targeted chemical control strategies to manage <i>A. decedens</i> during its peak season and the benefits of early green pruning to protect susceptible trees in spring. The results emphasise the role of climate in pest dynamics and provide important insights for IPM programmes to reduce economic losses in Mediterranean peach orchards worldwide.https://www.mdpi.com/2073-4395/15/1/163Auchenorrhynchapestvectorpeach<i>Asymmetrasca decedens</i><i>Hebata</i> (<i>Signatasca</i>) <i>solani</i>
spellingShingle Patrícia Monteiro Nascimento
Ana Carina Neto
Vera Guerreiro
Anabela Barateiro
Hugo Anjos
José Pereira Coutinho
Marília Antunes
Maria Teresa Rebelo
Effects of Climatic, Chemical, and Cultural Control Strategies on Community Composition of Auchenorrhyncha and Population Dynamics of Two Major Green Leafhopper Pests in Peach Orchards
Agronomy
Auchenorrhyncha
pest
vector
peach
<i>Asymmetrasca decedens</i>
<i>Hebata</i> (<i>Signatasca</i>) <i>solani</i>
title Effects of Climatic, Chemical, and Cultural Control Strategies on Community Composition of Auchenorrhyncha and Population Dynamics of Two Major Green Leafhopper Pests in Peach Orchards
title_full Effects of Climatic, Chemical, and Cultural Control Strategies on Community Composition of Auchenorrhyncha and Population Dynamics of Two Major Green Leafhopper Pests in Peach Orchards
title_fullStr Effects of Climatic, Chemical, and Cultural Control Strategies on Community Composition of Auchenorrhyncha and Population Dynamics of Two Major Green Leafhopper Pests in Peach Orchards
title_full_unstemmed Effects of Climatic, Chemical, and Cultural Control Strategies on Community Composition of Auchenorrhyncha and Population Dynamics of Two Major Green Leafhopper Pests in Peach Orchards
title_short Effects of Climatic, Chemical, and Cultural Control Strategies on Community Composition of Auchenorrhyncha and Population Dynamics of Two Major Green Leafhopper Pests in Peach Orchards
title_sort effects of climatic chemical and cultural control strategies on community composition of auchenorrhyncha and population dynamics of two major green leafhopper pests in peach orchards
topic Auchenorrhyncha
pest
vector
peach
<i>Asymmetrasca decedens</i>
<i>Hebata</i> (<i>Signatasca</i>) <i>solani</i>
url https://www.mdpi.com/2073-4395/15/1/163
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