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Related Experiment Video

Updated: May 13, 2026

In vivo and In vitro Infection of Potato Roots with Plant Parasitic Nematodes for the Assessment of Induced Structural Changes

In vivo and In vitro Infection of Potato Roots with Plant Parasitic Nematodes for the Assessment of Induced Structural Changes

Published on: February 28, 2025

Plant tolerance is explained by resource-based plant-nematode interactions.

Joseph Penlap Tamagoua¹, FrÃ dÃ Ric Grognard², Valentina Baldazzi¹

¹Université Côte d'Azur, Inria, INRAE, CNRS, MACBES, France; Université Côte d'Azur, INRAE, ISA, France.

Mathematical Biosciences

|May 11, 2026

Summary

Plant tolerance strategies help crops maintain yield despite nematode infections. Understanding plant resource production is key to balancing plant growth with nematode control for sustainable agriculture.

Keywords:

Basic reproduction number Epidemiological modelling Plant parasites Plant tolerance Population dynamics Stability analysis

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Last Updated: May 13, 2026

In vivo and In vitro Infection of Potato Roots with Plant Parasitic Nematodes for the Assessment of Induced Structural Changes

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Published on: February 28, 2025

High and Low Throughput Screens with Root-knot Nematodes Meloidogyne spp.

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Culturing and Screening the Plant Parasitic Nematode Ditylenchus dipsaci

Culturing and Screening the Plant Parasitic Nematode Ditylenchus dipsaci

Published on: January 31, 2022

Area of Science:

Agricultural Science
Ecology
Mathematical Biology

Background:

Plant-parasitic nematodes cause significant global crop losses by impairing growth and diverting resources.
Plant resistance limits nematode burden, while tolerance allows yield maintenance under infestation, offering a sustainable alternative.
Mechanistic understanding of host-parasite interactions is crucial for developing effective tolerance strategies.

Purpose of the Study:

To develop a mathematical model of plant growth, resource allocation, and nematode dynamics.
To identify conditions promoting plant tolerance and analyze host-parasite interactions.
To explore the trade-offs between plant productivity and nematode proliferation.

Main Methods:

Developed a mathematical model integrating plant development, nematode infection, reproduction, and resource feedbacks.
Analytically derived the basic reproduction number and identified system equilibrium states (extinction, healthy, coexistence).
Utilized numerical simulations to assess parameter influences on plant tolerance over a cropping season.

Main Results:

Plant resource production critically influences the coexistence of plants and nematodes, highlighting conditions for tolerance emergence.
High plant resource production can boost plant growth but also enhances nematode proliferation, creating a trade-off.
Nematode virulence and plant quantitative resistance shape the compromise between plant productivity and infestation impact.

Conclusions:

Plant tolerance is a viable strategy dependent on plant resource production and host-parasite dynamics.
Optimizing plant resource allocation is essential for managing nematode infestations and ensuring crop yield.
The study provides a framework for understanding and enhancing plant tolerance to nematode parasites.