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Related Experiment Video

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Incremental Temperature Changes for Maximal Breeding and Spawning in Astyanax mexicanus

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Published on: February 14, 2021

Spatio-temporal dynamic climate model for Neoleucinodes elegantalis using CLIMEX.

Ricardo Siqueira da Silva^1,2, Lalit Kumar³, Farzin Shabani³

¹Departamento de Fitotecnia, Universidade Federal de Viçosa, Viçosa, MG, 36571-000, Brazil. ricardo.siqueira@ufv.br.

International Journal of Biometeorology

|October 15, 2016

Summary

This study modeled seasonal climate suitability for the tomato fruit borer, Neoleucinodes elegantalis. Findings show peak pest abundance during summer and autumn, aiding timely crop management strategies.

Keywords:

Modeling Small tomato borer Solanaceae Spatio-temporal dynamics

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Area of Science:

Agricultural Entomology
Ecological Modeling
Pest Management

Background:

Understanding insect population dynamics is crucial for crop management.
Ecological modeling aids in predicting seasonal insect patterns and favorable climate conditions.
The CLIMEX model was enhanced for spatio-temporal climate suitability analysis.

Purpose of the Study:

To determine monthly climate suitability variations for Neoleucinodes elegantalis in tomato crops.
To utilize the latest CLIMEX version for assessing pest ecology.
To validate model predictions with field data.

Main Methods:

Employed the CLIMEX semi-mechanistic niche model to assess spatio-temporal dynamics.
Analyzed monthly climate suitability for Neoleucinodes elegantalis across five tomato crop locations.
Verified simulation results using field data on insect density.

Main Results:

Observed seasonal variations in Neoleucinodes elegantalis abundance, peaking in summer and autumn (first 6 months).
Demonstrated strong agreement between CLIMEX weekly growth index (GIw) and N. elegantalis density.
Confirmed model accuracy through field data verification.

Conclusions:

The CLIMEX model accurately predicts seasonal climate suitability for Neoleucinodes elegantalis.
Results provide valuable insights for timing pest management interventions.
Timely sampling and control strategies can be implemented during periods of high pest suitability.