Climate Change Promotes the Large-Scale Population Growth of <i>Grapholita molesta</i> (Busck) (Lepidoptera: Tortricidae) within Peach Orchards in China

Cosmopolitan agricultural herbivorous pests are provided with a wide range of potential hosts. Therefore, they have high carrying capacity, and can cause extremely severe damage in agroecosystems. Understanding the ecological mechanisms of their population dynamics, especially as they relate to larg...

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Main Authors: Hongchen Li, Qiulian Peng, Su Wang, Fan Zhang, Xiaojun Guo, Quan Jiang, Ningxing Huang, Hu Li
Format: Article
Language:English
Published: MDPI AG 2022-11-01
Series:Agronomy
Subjects:
Online Access:https://www.mdpi.com/2073-4395/12/12/2954
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author Hongchen Li
Qiulian Peng
Su Wang
Fan Zhang
Xiaojun Guo
Quan Jiang
Ningxing Huang
Hu Li
author_facet Hongchen Li
Qiulian Peng
Su Wang
Fan Zhang
Xiaojun Guo
Quan Jiang
Ningxing Huang
Hu Li
author_sort Hongchen Li
collection DOAJ
description Cosmopolitan agricultural herbivorous pests are provided with a wide range of potential hosts. Therefore, they have high carrying capacity, and can cause extremely severe damage in agroecosystems. Understanding the ecological mechanisms of their population dynamics, especially as they relate to large-scale meteorological variations and geographical landscape influences, can help us to reveal how they became such important pests. The oriental fruit moth, <i>Grapholita molesta</i>, is a typical example of a significant pest distributed on a large scale, which is capable of damaging fruit trees of economic value such as peach, apple, pear, etc. This pest not only occurs in China, but exists on all continents except Antarctica. In order to prevent major pests and diseases, a system of plant protection has been established gradually in peach orchards within the Modern Agro-industry Technology Research System in China (CARS) since 2009. In the system, we collected the monitoring data of <i>G. molesta</i> by using pheromone traps at 17 experimental stations, and then used the corresponding climate data (temperature and precipitation) to explore the link between climate factors using mixed models. The results show that both monthly mean temperature and precipitation had a significant positive correlation with the occurrence of <i>G. molesta.</i> Therefore, global warming with higher levels of precipitation may favor <i>G. molesta</i>, allowing it to outperform other potential pests at the population level in peach orchards, on a large scale.
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spelling doaj.art-f09d1138074440dfb62588f571930bf42023-11-24T12:43:55ZengMDPI AGAgronomy2073-43952022-11-011212295410.3390/agronomy12122954Climate Change Promotes the Large-Scale Population Growth of <i>Grapholita molesta</i> (Busck) (Lepidoptera: Tortricidae) within Peach Orchards in ChinaHongchen Li0Qiulian Peng1Su Wang2Fan Zhang3Xiaojun Guo4Quan Jiang5Ningxing Huang6Hu Li7MOA Key Lab of Pest Monitoring and Green Management, Department of Entomology, College of Plant Protection, China Agricultural University, Beijing 100193, ChinaYunan Academy of Agricultural Sciences, Kunming 650205, ChinaInstitute of Plant Protection, Beijing Academy of Agriculture and Forestry Sciences, Beijing 100097, ChinaInstitute of Plant Protection, Beijing Academy of Agriculture and Forestry Sciences, Beijing 100097, ChinaBeijing Academy of Agriculture and Forestry Sciences, Beijing 100097, ChinaBeijing Academy of Forestry and Pomology Sciences, Beijing Academy of Agriculture and Forestry Sciences, Beijing 100097, ChinaInstitute of Plant Protection, Beijing Academy of Agriculture and Forestry Sciences, Beijing 100097, ChinaMOA Key Lab of Pest Monitoring and Green Management, Department of Entomology, College of Plant Protection, China Agricultural University, Beijing 100193, ChinaCosmopolitan agricultural herbivorous pests are provided with a wide range of potential hosts. Therefore, they have high carrying capacity, and can cause extremely severe damage in agroecosystems. Understanding the ecological mechanisms of their population dynamics, especially as they relate to large-scale meteorological variations and geographical landscape influences, can help us to reveal how they became such important pests. The oriental fruit moth, <i>Grapholita molesta</i>, is a typical example of a significant pest distributed on a large scale, which is capable of damaging fruit trees of economic value such as peach, apple, pear, etc. This pest not only occurs in China, but exists on all continents except Antarctica. In order to prevent major pests and diseases, a system of plant protection has been established gradually in peach orchards within the Modern Agro-industry Technology Research System in China (CARS) since 2009. In the system, we collected the monitoring data of <i>G. molesta</i> by using pheromone traps at 17 experimental stations, and then used the corresponding climate data (temperature and precipitation) to explore the link between climate factors using mixed models. The results show that both monthly mean temperature and precipitation had a significant positive correlation with the occurrence of <i>G. molesta.</i> Therefore, global warming with higher levels of precipitation may favor <i>G. molesta</i>, allowing it to outperform other potential pests at the population level in peach orchards, on a large scale.https://www.mdpi.com/2073-4395/12/12/2954<i>Grapholita molesta</i>population dynamicsclimate change
spellingShingle Hongchen Li
Qiulian Peng
Su Wang
Fan Zhang
Xiaojun Guo
Quan Jiang
Ningxing Huang
Hu Li
Climate Change Promotes the Large-Scale Population Growth of <i>Grapholita molesta</i> (Busck) (Lepidoptera: Tortricidae) within Peach Orchards in China
Agronomy
<i>Grapholita molesta</i>
population dynamics
climate change
title Climate Change Promotes the Large-Scale Population Growth of <i>Grapholita molesta</i> (Busck) (Lepidoptera: Tortricidae) within Peach Orchards in China
title_full Climate Change Promotes the Large-Scale Population Growth of <i>Grapholita molesta</i> (Busck) (Lepidoptera: Tortricidae) within Peach Orchards in China
title_fullStr Climate Change Promotes the Large-Scale Population Growth of <i>Grapholita molesta</i> (Busck) (Lepidoptera: Tortricidae) within Peach Orchards in China
title_full_unstemmed Climate Change Promotes the Large-Scale Population Growth of <i>Grapholita molesta</i> (Busck) (Lepidoptera: Tortricidae) within Peach Orchards in China
title_short Climate Change Promotes the Large-Scale Population Growth of <i>Grapholita molesta</i> (Busck) (Lepidoptera: Tortricidae) within Peach Orchards in China
title_sort climate change promotes the large scale population growth of i grapholita molesta i busck lepidoptera tortricidae within peach orchards in china
topic <i>Grapholita molesta</i>
population dynamics
climate change
url https://www.mdpi.com/2073-4395/12/12/2954
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