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Related Experiment Video

Updated: Sep 4, 2025

Herbivore-induced Blueberry Volatiles and Intra-plant Signaling

Herbivore-induced Blueberry Volatiles and Intra-plant Signaling

Published on: December 18, 2011

Complex and Beautiful: Unraveling the Intricate Communication Systems Among Plants and Insects.

James H Tumlinson¹

¹Department of Entomology, Center for Chemical Ecology, Huck Institutes of the Life Sciences, The Pennsylvania State University, University Park, Pennsylvania, USA.

Annual Review of Entomology

|July 14, 2022

Summary

This summary is machine-generated.

Plants and insects communicate using chemical signals. Understanding these plant-herbivore-enemy interactions helps manage insect pests and reveals coevolutionary dynamics.

Keywords:

autobiography chemical ecology fatty acid–amino acid conjugates pheromone plant–insect interactions volatile organic compounds

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Area of Science:

Chemical ecology
Plant-insect interactions
Agriculture

Background:

Investigated chemical communication systems between plants, herbivores, and natural enemies.
Early work focused on identifying and synthesizing boll weevil sex pheromones.
Developed chemical lures for over 20 pest insect species.

Purpose of the Study:

To understand plant responses to herbivore attack through chemical signaling.
To explore how plants release volatile organic compounds when damaged by insects.
To investigate the role of these volatiles in mediating interactions between plants, herbivores, and natural enemies.

Main Methods:

Identification and synthesis of insect pheromones.
Development of chemical lures for pest management.
Studied plant volatile organic compound (VOC) emission upon herbivore feeding.
Investigated the learning of plant volatiles by parasitoid wasps.
Examined the priming effect of plant volatiles on neighboring plants' defense.

Main Results:

Successfully identified, synthesized, and applied boll weevil sex pheromones.
Developed effective chemical lures for numerous pest insects.
Demonstrated that insect oral secretions (elicitors like volicitin) trigger plant VOC release.
Showed that parasitoid wasps associate plant volatiles with specific herbivore hosts.
Confirmed that plant volatiles prime nearby plants for enhanced defense.

Conclusions:

Chemical ecology provides crucial insights into plant-herbivore-enemy interactions.
Plant volatiles serve as vital signals in ecological networks, influencing behavior of natural enemies and plant defenses.
This research has advanced the understanding of coevolution and informed innovative insect management strategies.