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Updated Jun 14, 2019

Pruning Longan to manage Witches' Broom Disease

Part of Virginia Polytechnic Institute and State University

Pruning Longan to manage Witches' Broom Disease

ipmil.cired.vt.edu

Amer Fayad

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Stage 5: Scaling

Focus Areas:

Agriculture

AgricultureSEE LESS

Implemented In:

Vietnam

VietnamSEE LESS

1
Country Implemented In
Verified Funding
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Problem

Eriophyid mites cause Longan witches' broom disease, resulting in reduced fruit yields.

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Solution

Pruning to remove the eriophyid mite-infested branches reduces crop loss and increases fruit production.

Target Beneficiaries

Farmers, Vietnamese exporters

Innovation Description

Longan witches' broom syndrome is caused by the eriophyid mite, Eriophyes dimocarpi, which is a serious problem on longan in Vietnam. Pruning of infected shoots and disposing them followed by Sulfur spray has given excellent control.

Competitive Advantage

This innovation is environmentally safe.

Milestones

Date Unknown
New Country Implemented In
Vietnam

Supporting Materials

longan-bagging-orientation-null.pdf