Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Defenses Against Pathogens and Herbivores

Defenses Against Pathogens and Herbivores

Plants present a rich source of nutrients for many organisms, making it a target for herbivores and infectious agents. Plants, though lacking a proper immune system, have developed an array of constitutive and inducible defenses to fend off these attacks.

Introduction to Plant Diversity

Introduction to Plant Diversity

From Water to Land

Plant Hormones

Plant Hormones

Plant hormones—or phytohormones—are chemical molecules that modulate one or more physiological processes of a plant. In animals, hormones are often produced in specific glands and circulated via the circulatory system. However, plants lack hormone-producing glands.

Plant Hormones

Plant Hormones

Plant hormones—or phytohormones—are chemical molecules that modulate one or more physiological processes of a plant. In animals, hormones are often produced in specific glands and circulated via the circulatory system. However, plants lack hormone-producing glands.

Cell Signaling in Plants

Cell Signaling in Plants

Plant cells communicate to coordinate their cycle of growth, flowering and fruiting, and activities in roots, shoots, and leaves in response to the changing environmental conditions. Plant signaling is distinct from animal signaling. Plants primarily utilize enzyme-linked receptors, whereas the largest class of cell-surface receptors in animals are G-protein coupled receptors (GPCRs). Unlike animals, receptor tyrosine kinases are rare in plants. Instead, plants have a diverse class of...

Plant Cell Wall

Plant Cell Wall

The plant cell wall gives plant cells shape, support, and protection. As a cell matures, its cell wall specializes according to the cell type. For example, the parenchyma cells of leaves possess only a thin, primary cell wall.Collenchyma and sclerenchyma cells, on the other hand, mainly occur in the outer layers of a plant's stems and leaves. These cells provide the plant with strength and support by either partially thickening their primary cell wall (i.e., collenchyma), or depositing a...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

THE POPULATION BIOLOGY OF ANNUAL GRASSLAND HEMIPARASITES. II. REPRODUCTIVE PATTERNS IN ORTHOCARPUS.

Evolution; international journal of organic evolution·2017

Same author

THE POPULATION BIOLOGY OF ANNUAL GRASSLAND HEMIPARASITES. I. THE HOST ENVIRONMENT.

Evolution; international journal of organic evolution·2017

Same author

Associations between mites and leaf dornatia.

Trends in ecology & evolution·2011

Same author

Mite-plant associations from the eocene of southern australia.

Science (New York, N.Y.)·1991

Same author

Hemiparasitic flowering plants: phenotypic canalization by hosts.

Nature·1970

Same author

Angiosperm Parasite and Host: Coordinated Dispersal.

Science (New York, N.Y.)·1965

Search research articles

Related Experiment Video

Updated: Jul 12, 2026

Bacterial Leaf Infiltration Assay for Fine Characterization of Plant Defense Responses using the Arabidopsis thaliana-Pseudomonas syringae Pathosystem

Bacterial Leaf Infiltration Assay for Fine Characterization of Plant Defense Responses using the Arabidopsis thaliana-Pseudomonas syringae Pathosystem

Published on: October 1, 2015

Plant defense guilds.

P R Atsatt, D J O'dowd

Science (New York, N.Y.)

|July 2, 1976

Summary

Plant neighbors can improve crop defense against pests by attracting beneficial insects or repelling herbivores. This diversity in plant communities influences herbivore feeding behaviors, enhancing overall plant protection strategies.

Area of Science:

Ecology
Evolutionary Biology
Plant Science

Background:

Plant defense mechanisms are crucial for survival against herbivores.
Species diversity in plant communities is recognized to influence herbivory levels.
Understanding the mechanisms behind these interactions is key to optimizing plant protection.

Purpose of the Study:

To discuss a framework of operational mechanisms clarifying the influence of species diversity on herbivory.
To explore how plant neighbors affect herbivore feeding behavior and plant defense.
To provide insights into plant-herbivore coevolution and resistance gene longevity.

Main Methods:

Review and synthesis of existing examples and concepts in plant-herbivore interactions.
Discussion of ecological mechanisms such as insectary plants, repellent, attractant, and decoy effects.

More Related Videos

A Visual Guide for Studying Behavioral Defenses to Pathogen Attacks in Leaf-Cutting Ants

A Visual Guide for Studying Behavioral Defenses to Pathogen Attacks in Leaf-Cutting Ants

Published on: October 12, 2018

Identification of Post-translational Modifications of Plant Protein Complexes

Identification of Post-translational Modifications of Plant Protein Complexes

Published on: February 22, 2014

Related Experiment Videos

Last Updated: Jul 12, 2026

Bacterial Leaf Infiltration Assay for Fine Characterization of Plant Defense Responses using the Arabidopsis thaliana-Pseudomonas syringae Pathosystem

Bacterial Leaf Infiltration Assay for Fine Characterization of Plant Defense Responses using the Arabidopsis thaliana-Pseudomonas syringae Pathosystem

Published on: October 1, 2015

A Visual Guide for Studying Behavioral Defenses to Pathogen Attacks in Leaf-Cutting Ants

A Visual Guide for Studying Behavioral Defenses to Pathogen Attacks in Leaf-Cutting Ants

Published on: October 12, 2018

Identification of Post-translational Modifications of Plant Protein Complexes

Identification of Post-translational Modifications of Plant Protein Complexes

Published on: February 22, 2014

Exploration of evolutionary concepts like gene conservation guilds and adaptation-counteradaptation.

Main Results:

Plant neighbors can act as insectary plants, increasing predator efficiency and lowering herbivore numbers.
Neighbors influence herbivore feeding through repellent, masking, attractant, and decoy effects, altering functional and numerical responses.
Plant diversity can extend the effectiveness of resistance genes by disrupting herbivore specialization and genetic tracking.

Conclusions:

Plant community diversity offers a sophisticated defense strategy against herbivores, operating through multiple behavioral and ecological mechanisms.
These mechanisms disrupt herbivore specialization and enhance plant resistance, offering a framework for sustainable agriculture and conservation.
Understanding these interactions is vital for coevolutionary studies and developing novel pest management strategies.