Related Experiment Video
Updated: Feb 20, 2026

Maintaining Biological Cultures and Measuring Gene Expression in Aphis nerii: A Non-model System for Plant-insect Interactions
Published on: August 31, 2018
Companion Plants for Aphid Pest Management
Refka Ben-Issa1, Laurent Gomez2, Hélène Gautier3
1Institut National de Recherche Agronomique (INRA), Plantes et Systèmes de Culture Horticoles (PSH), Avignon, 228 Route de l'Aérodrome, Domaine St Paul, Site Agroparc, CS 40 509, F84914, 84140 Avignon CEDEX 9, France. ben-issa-refka@hotmail.fr.
Companion planting can control aphids by attracting them away from crops, disrupting their host plant location, or drawing in natural predators. Successful strategies require careful consideration and integration with other pest control methods.
Area of Science:
- Agricultural Science
- Entomology
- Ecology
Background:
- Pest control is crucial in agriculture, with aphids posing a significant threat to crop yields.
- Companion planting, an ecological approach, is explored as a sustainable pest management strategy.
- Understanding the mechanisms of companion planting is key to optimizing its effectiveness.
Purpose of the Study:
- To review and highlight the primary mechanisms through which companion plants influence aphid populations.
- To assess the feasibility and factors influencing successful companion planting strategies for aphid control.
- To synthesize existing literature on companion plant interactions with aphids and their natural enemies.
Main Methods:
- Literature review of laboratory and field trials on companion planting and aphid control.
- Analysis of documented mechanisms: aphid attraction, host plant alteration, and natural enemy recruitment.
- Synthesis of findings to discuss the practical application and limitations of companion planting.
Main Results:
- Companion plants employ multiple strategies to manage aphids, including acting as decoys.
- Volatile organic compounds from companion plants can interfere with aphid host plant detection.
- Companion plants can enhance biological control by supporting natural aphid predators.
Conclusions:
- Companion planting offers a multifaceted approach to aphid management.
- Successful implementation requires careful selection of plant combinations and consideration of ecological factors.
- Integrating companion planting with other pest control methods is recommended for long-term efficacy.
Related Concept Videos
Epiphytes, Parasites, and Carnivores
Defenses Against Pathogens and Herbivores
The Roles of Bacteria and Fungi in Plant Nutrition
Symbiosis
Plant Hormones
Introduction to Plant Diversity

