New and Emerging Insect Pest and Disease Threats to Forest Plantations in Vietnam

The planted forest area in Vietnam increased from 3.0 to 4.4 million hectares in the period 2010–2020, but the loss of productivity from pests and diseases continues to be a problem. During this period, frequent and systematic plantation forest health surveys were conducted on 12 native and 4 exotic...

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Main Authors: Pham Quang Thu, Dao Ngoc Quang, Nguyen Minh Chi, Tran Xuan Hung, Le Van Binh, Bernard Dell
Format: Article
Language:English
Published: MDPI AG 2021-09-01
Series:Forests
Subjects:
Online Access:https://www.mdpi.com/1999-4907/12/10/1301
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author Pham Quang Thu
Dao Ngoc Quang
Nguyen Minh Chi
Tran Xuan Hung
Le Van Binh
Bernard Dell
author_facet Pham Quang Thu
Dao Ngoc Quang
Nguyen Minh Chi
Tran Xuan Hung
Le Van Binh
Bernard Dell
author_sort Pham Quang Thu
collection DOAJ
description The planted forest area in Vietnam increased from 3.0 to 4.4 million hectares in the period 2010–2020, but the loss of productivity from pests and diseases continues to be a problem. During this period, frequent and systematic plantation forest health surveys were conducted on 12 native and 4 exotic genera of trees as well as bamboo across eight forest geographic regions of Vietnam. Damage caused by insects and pathogens was quantified in the field and laboratory in Hanoi. The threats of greatest concern were from folivores (<i>Antheraea frithi</i>, <i>Arthroschista hilaralis</i>, <i>Atteva fabriciella</i>, <i>Hieroglyphus tonkinensis</i>, <i>Lycaria westermanni,</i><i>Krananda semihyalina,</i> and <i>Moduza procris</i>), wood borers (<i>Batocera lineolata</i>, <i>Euwallacea fornicatus</i>, <i>Tapinolachnus lacordairei</i>, <i>Xyleborus perforans</i>, and Xystrocera festiva), sap-sucking insects (<i>Aulacaspis tubercularis</i> and <i>Helopeltis theivora</i>) and pathogens (<i>Ceratocystis manginecans</i>, <i>Fusarium solani</i>, and <i>Phytophthora acaciivora</i>). The number of new and emerging pests and pathogens increased over time from 2 in 2011 to 17 in 2020, as the damage became more widespread. To manage these pests and diseases, it is necessary to further invest in the selection and breeding of resistant genotypes, improve nursery hygiene and silvicultural operations, and adopt integrated pest management schemes. Consideration should be given to developing forest health monitoring protocols for forest reserves and other special-purpose forests.
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spelling doaj.art-6712a20e772142739968628ca0c8f93a2023-11-22T18:17:28ZengMDPI AGForests1999-49072021-09-011210130110.3390/f12101301New and Emerging Insect Pest and Disease Threats to Forest Plantations in VietnamPham Quang Thu0Dao Ngoc Quang1Nguyen Minh Chi2Tran Xuan Hung3Le Van Binh4Bernard Dell5Forest Protection Research Centre, Vietnamese Academy of Forest Sciences, Duc Thang, Bac Tu Liem, Hanoi 11910, VietnamForest Protection Research Centre, Vietnamese Academy of Forest Sciences, Duc Thang, Bac Tu Liem, Hanoi 11910, VietnamForest Protection Research Centre, Vietnamese Academy of Forest Sciences, Duc Thang, Bac Tu Liem, Hanoi 11910, VietnamForest Protection Research Centre, Vietnamese Academy of Forest Sciences, Duc Thang, Bac Tu Liem, Hanoi 11910, VietnamForest Protection Research Centre, Vietnamese Academy of Forest Sciences, Duc Thang, Bac Tu Liem, Hanoi 11910, VietnamForest Protection Research Centre, Vietnamese Academy of Forest Sciences, Duc Thang, Bac Tu Liem, Hanoi 11910, VietnamThe planted forest area in Vietnam increased from 3.0 to 4.4 million hectares in the period 2010–2020, but the loss of productivity from pests and diseases continues to be a problem. During this period, frequent and systematic plantation forest health surveys were conducted on 12 native and 4 exotic genera of trees as well as bamboo across eight forest geographic regions of Vietnam. Damage caused by insects and pathogens was quantified in the field and laboratory in Hanoi. The threats of greatest concern were from folivores (<i>Antheraea frithi</i>, <i>Arthroschista hilaralis</i>, <i>Atteva fabriciella</i>, <i>Hieroglyphus tonkinensis</i>, <i>Lycaria westermanni,</i><i>Krananda semihyalina,</i> and <i>Moduza procris</i>), wood borers (<i>Batocera lineolata</i>, <i>Euwallacea fornicatus</i>, <i>Tapinolachnus lacordairei</i>, <i>Xyleborus perforans</i>, and Xystrocera festiva), sap-sucking insects (<i>Aulacaspis tubercularis</i> and <i>Helopeltis theivora</i>) and pathogens (<i>Ceratocystis manginecans</i>, <i>Fusarium solani</i>, and <i>Phytophthora acaciivora</i>). The number of new and emerging pests and pathogens increased over time from 2 in 2011 to 17 in 2020, as the damage became more widespread. To manage these pests and diseases, it is necessary to further invest in the selection and breeding of resistant genotypes, improve nursery hygiene and silvicultural operations, and adopt integrated pest management schemes. Consideration should be given to developing forest health monitoring protocols for forest reserves and other special-purpose forests.https://www.mdpi.com/1999-4907/12/10/1301damage incidencedamage indexdefoliationforest health monitoringforest protectionproduction forests
spellingShingle Pham Quang Thu
Dao Ngoc Quang
Nguyen Minh Chi
Tran Xuan Hung
Le Van Binh
Bernard Dell
New and Emerging Insect Pest and Disease Threats to Forest Plantations in Vietnam
Forests
damage incidence
damage index
defoliation
forest health monitoring
forest protection
production forests
title New and Emerging Insect Pest and Disease Threats to Forest Plantations in Vietnam
title_full New and Emerging Insect Pest and Disease Threats to Forest Plantations in Vietnam
title_fullStr New and Emerging Insect Pest and Disease Threats to Forest Plantations in Vietnam
title_full_unstemmed New and Emerging Insect Pest and Disease Threats to Forest Plantations in Vietnam
title_short New and Emerging Insect Pest and Disease Threats to Forest Plantations in Vietnam
title_sort new and emerging insect pest and disease threats to forest plantations in vietnam
topic damage incidence
damage index
defoliation
forest health monitoring
forest protection
production forests
url https://www.mdpi.com/1999-4907/12/10/1301
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