Escaping the lock-in to pesticide use: Do Vietnamese farmers respond to flower strips as a restoration practice or pest management action?

Ecological engineering using linear flower strips is proposed as an alternative to insecticide-based rice pest management. However, its success depends on farmers’ appreciations of related interventions as part of an ecosystem restoration process. We examined agronomic and pest management responses...

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Main Authors: Horgan, Finbarr G., Vu, Quynh, Mundaca, Enrique A., Dabholkar, Shweta, Davis, Mark, Settele, Josef, Crisol-Martínez, Eduardo
Format: Journal Article
Language:Inglés
Published: MDPI 2023
Subjects:
Online Access:https://hdl.handle.net/10568/163913
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author Horgan, Finbarr G.
Vu, Quynh
Mundaca, Enrique A.
Dabholkar, Shweta
Davis, Mark
Settele, Josef
Crisol-Martínez, Eduardo
author_browse Crisol-Martínez, Eduardo
Dabholkar, Shweta
Davis, Mark
Horgan, Finbarr G.
Mundaca, Enrique A.
Settele, Josef
Vu, Quynh
author_facet Horgan, Finbarr G.
Vu, Quynh
Mundaca, Enrique A.
Dabholkar, Shweta
Davis, Mark
Settele, Josef
Crisol-Martínez, Eduardo
author_sort Horgan, Finbarr G.
collection Repository of Agricultural Research Outputs (CGSpace)
description Ecological engineering using linear flower strips is proposed as an alternative to insecticide-based rice pest management. However, its success depends on farmers’ appreciations of related interventions as part of an ecosystem restoration process. We examined agronomic and pest management responses to flower strips among 305 farmers surveyed at 12 villages in the Mekong Delta Region (MDR) of Vietnam. Practices by conventional farmers at the same villages were used as a baseline. The ecological engineering farmers mainly integrated flower strips with pest management practices by reducing insecticide applications before 40 days after rice crop establishment (ca 38% of farmers; 9% more than on conventional farms). Flower strips were also associated with less frequent and irregular insecticide applications or with insecticide-free rice (i.e., possibly IPM: ca 19% of ecological engineering farmers). Otherwise, farmers (ca 43% of ecological engineering farmers) continued to apply insecticides prophylactically and, in some cases, applied more insecticides than their conventional neighbors. Flower strips were not associated with reductions in any other pesticides. Reported yields were not directly affected by flower strips or pesticide inputs. Our results suggest that ecological engineering was not widely regarded by participating farmers as an ecosystem restoration practice, but rather, as a pest management action. Further promotion of flower strips as a component of ecosystem restoration is required to break the lock-in to pesticide use at ecologically engineered rice farms in the MDR.
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spelling CGSpace1639132025-12-08T10:29:22Z Escaping the lock-in to pesticide use: Do Vietnamese farmers respond to flower strips as a restoration practice or pest management action? Horgan, Finbarr G. Vu, Quynh Mundaca, Enrique A. Dabholkar, Shweta Davis, Mark Settele, Josef Crisol-Martínez, Eduardo alternative farmers agronomic baseline integrated Ecological engineering using linear flower strips is proposed as an alternative to insecticide-based rice pest management. However, its success depends on farmers’ appreciations of related interventions as part of an ecosystem restoration process. We examined agronomic and pest management responses to flower strips among 305 farmers surveyed at 12 villages in the Mekong Delta Region (MDR) of Vietnam. Practices by conventional farmers at the same villages were used as a baseline. The ecological engineering farmers mainly integrated flower strips with pest management practices by reducing insecticide applications before 40 days after rice crop establishment (ca 38% of farmers; 9% more than on conventional farms). Flower strips were also associated with less frequent and irregular insecticide applications or with insecticide-free rice (i.e., possibly IPM: ca 19% of ecological engineering farmers). Otherwise, farmers (ca 43% of ecological engineering farmers) continued to apply insecticides prophylactically and, in some cases, applied more insecticides than their conventional neighbors. Flower strips were not associated with reductions in any other pesticides. Reported yields were not directly affected by flower strips or pesticide inputs. Our results suggest that ecological engineering was not widely regarded by participating farmers as an ecosystem restoration practice, but rather, as a pest management action. Further promotion of flower strips as a component of ecosystem restoration is required to break the lock-in to pesticide use at ecologically engineered rice farms in the MDR. 2023-08-17 2024-12-19T12:53:11Z 2024-12-19T12:53:11Z Journal Article https://hdl.handle.net/10568/163913 en Open Access MDPI Horgan, Finbarr G.; Vu, Quynh; Mundaca, Enrique A.; Dabholkar, Shweta; Davis, Mark; Settele, Josef and Crisol-Martínez, Eduardo. 2023. Escaping the lock-in to pesticide use: Do Vietnamese farmers respond to flower strips as a restoration practice or pest management action?. Sustainability, Volume 15 no. 16 p. 12508
spellingShingle alternative
farmers
agronomic
baseline
integrated
Horgan, Finbarr G.
Vu, Quynh
Mundaca, Enrique A.
Dabholkar, Shweta
Davis, Mark
Settele, Josef
Crisol-Martínez, Eduardo
Escaping the lock-in to pesticide use: Do Vietnamese farmers respond to flower strips as a restoration practice or pest management action?
title Escaping the lock-in to pesticide use: Do Vietnamese farmers respond to flower strips as a restoration practice or pest management action?
title_full Escaping the lock-in to pesticide use: Do Vietnamese farmers respond to flower strips as a restoration practice or pest management action?
title_fullStr Escaping the lock-in to pesticide use: Do Vietnamese farmers respond to flower strips as a restoration practice or pest management action?
title_full_unstemmed Escaping the lock-in to pesticide use: Do Vietnamese farmers respond to flower strips as a restoration practice or pest management action?
title_short Escaping the lock-in to pesticide use: Do Vietnamese farmers respond to flower strips as a restoration practice or pest management action?
title_sort escaping the lock in to pesticide use do vietnamese farmers respond to flower strips as a restoration practice or pest management action
topic alternative
farmers
agronomic
baseline
integrated
url https://hdl.handle.net/10568/163913
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