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Related Experiment Video

Updated: May 6, 2026

Herbivore-induced Blueberry Volatiles and Intra-plant Signaling

Herbivore-induced Blueberry Volatiles and Intra-plant Signaling

Published on: December 18, 2011

Interactions between insect herbivores and plant mating systems.

David E Carr¹, Micky D Eubanks

¹Blandy Experimental Farm, University of Virginia, Boyce, Virginia 22620;

Annual Review of Entomology

|October 29, 2013

Summary

Plant inbreeding affects insect interactions, influencing plant defense and mating systems. These changes can impact the evolution of self-pollination in plant populations.

Area of Science:

Ecology
Evolutionary Biology
Plant Science

Background:

Self-pollination and limited dispersal lead to inbreeding in plants, even those that typically cross-pollinate.
Inbred plants exhibit increased homozygosity and altered phenotypes due to the expression of recessive alleles.
Insects frequently interact with inbred plants in natural environments.

Purpose of the Study:

To investigate how plant inbreeding impacts interactions with insects.
To determine the effects of inbreeding on plant resistance, tolerance, and attractiveness to insects.
To explore how these altered plant-insect interactions influence the evolution of plant mating systems and defense.

Main Methods:

Review of recent research on plant inbreeding and its effects on plant-insect interactions.

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Analysis of studies examining changes in herbivore resistance, pathogen vector attraction, and pollinator visitation rates.

Synthesis of findings to understand the evolutionary implications for plant populations.

Main Results:

Plant inbreeding significantly alters plant resistance and tolerance to herbivores.
Inbreeding affects plant susceptibility to insects that transmit plant pathogens.
Visitation rates of insect pollinators are modified by plant inbreeding.

Conclusions:

Interactions between plants and insects can modulate inbreeding depression, affecting the evolution of selfing.
Further research is needed to elucidate the mechanisms behind genetic variation in these interactions.
Understanding these altered interactions is crucial for comprehending the evolution of plant defense and mating systems.