Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Microbe-Plant Interactions01:09

Microbe-Plant Interactions

Microbe-plant interactions represent a dynamic spectrum of associations shaped by intricate chemical signaling. These interactions can be neutral, beneficial, or detrimental, and profoundly influence plant physiology, growth, and ecosystem function. The plant microbiome, comprising bacteria, fungi, archaea, protists, and viruses, plays a pivotal role in mediating these effects through surface colonization, internal colonization, or systemic symbiosis.Mutualistic associations, particularly with...
Microbial Interactions: Mutualism01:25

Microbial Interactions: Mutualism

Mutualism is a symbiotic interaction in which all participating organisms benefit. These relationships can be obligate or facultative and are fundamental to ecosystem functions across diverse biological systems.Plant–Fungi MutualismOne well-known example is the association between plant roots and mycorrhizal fungi, such as Rhizophagus species. The fungal hyphae penetrate the root hairs and the epidermis, forming an extensive hyphal network that establishes a symbiotic association. Through this...
Microbial Interactions: Cooperation01:26

Microbial Interactions: Cooperation

Microbial cooperation involves beneficial interactions in which different species work together for individual or mutual advantage. These interactions can profoundly influence ecological dynamics and evolutionary processes, and they are essential to many pathogenic and symbiotic relationships.Nematode–Bacteria CooperationA striking example is the relationship between the Gram-negative bacterium Xenorhabdus nematophila and the parasitic nematode Steinernema carpocapsae. Juvenile nematodes...
The Roles of Bacteria and Fungi in Plant Nutrition02:11

The Roles of Bacteria and Fungi in Plant Nutrition

Plants have the impressive ability to create their own food through photosynthesis. However, plants often require assistance from organisms in the soil to acquire the nutrients they need to function correctly. Both bacteria and fungi have evolved symbiotic relationships with plants that help the species to thrive in a wide variety of environments.
Microbial Interactions: Competition01:26

Microbial Interactions: Competition

Microbial competition is an ecological interaction in which microorganisms vie for limited resources within shared environments. These resources may include nutrients, space, or light, depending on the system. The intensity and outcome of competition are influenced by the environmental context, such as nutrient availability, spatial constraints, and the diversity of microbial species present. These competitive interactions significantly influence the structure, function, and resilience of...

You might also read

Related Articles

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

Sort by
Same author

Effect of biomass management strategies on carbon and nitrogen supply in legume and legume-grass mixtures under organic arable farming.

Scientific reports·2026
Same author

Dynamics of arable weeds communities in spring and winter wheat under different legume pre-crops during organic conversion.

Frontiers in plant science·2026
Same author

Nutritional Status and Nitrogen Uptake Dynamics of Waxy-Type Winter Wheat Under Liquid Organic Fertilization.

Plants (Basel, Switzerland)·2025
Same author

Changes in Chemical Composition of Lentils, Including Gamma-Aminobutyric Acid and Volatile Compound Formation during Submerged and Solid-State Fermentation with <i>Pediococcus acidilactici</i>.

Foods (Basel, Switzerland)·2024
Same author

Effect of plant edges strips on the conservation soil properties in modern farming field.

PloS one·2024
Same author

Cover Crop Yield, Nutrient Storage and Release under Different Cropping Technologies in the Sustainable Agrosystems.

Plants (Basel, Switzerland)·2023

Related Experiment Video

Updated: Jul 16, 2026

Repeatable Stair-step Assay to Access the Allelopathic Potential of Weedy Rice (Oryza sativa ssp.)
09:00

Repeatable Stair-step Assay to Access the Allelopathic Potential of Weedy Rice (Oryza sativa ssp.)

Published on: January 28, 2020

Context-Dependent Allelopathic Interactions Between Winter Cereal Rye and Grain Legumes in Relay-Row Intercropping

Lina Šarūnaitė1, Rokas Antanynas1, Aušra Arlauskienė1

  • 1Institute of Agriculture, Lithuanian Research Centre for Agriculture and Forestry, LT-58344 Akademija, Lithuania.

Biology
|July 15, 2026
PubMed
Summary

Allelopathic activity of rye and legumes did not suppress crop yields in organic intercropping. Resource competition and species compatibility were more important for crop performance in the field.

Keywords:
agroecologyland equivalent ratioorganic farmingplant competitionsecondary metabolitesspecies interactions

More Related Videos

Production of Arbuscular Mycorrhizal (AM) Fungal Inoculum and Phenotypic Evaluation of Rice and AM Symbiosis Under Saline Conditions
07:43

Production of Arbuscular Mycorrhizal (AM) Fungal Inoculum and Phenotypic Evaluation of Rice and AM Symbiosis Under Saline Conditions

Published on: March 14, 2025

Related Experiment Videos

Last Updated: Jul 16, 2026

Repeatable Stair-step Assay to Access the Allelopathic Potential of Weedy Rice (Oryza sativa ssp.)
09:00

Repeatable Stair-step Assay to Access the Allelopathic Potential of Weedy Rice (Oryza sativa ssp.)

Published on: January 28, 2020

Production of Arbuscular Mycorrhizal (AM) Fungal Inoculum and Phenotypic Evaluation of Rice and AM Symbiosis Under Saline Conditions
07:43

Production of Arbuscular Mycorrhizal (AM) Fungal Inoculum and Phenotypic Evaluation of Rice and AM Symbiosis Under Saline Conditions

Published on: March 14, 2025

Area of Science:

  • Agricultural Science
  • Plant Science
  • Ecology

Background:

  • Plant interactions in agroecosystems involve biochemical interference (allelopathy) and resource competition.
  • The relative importance of these mechanisms in field intercropping systems, especially under organic farming, is not well understood.

Purpose of the Study:

  • To investigate the association between controlled allelopathic activity of winter cereal rye and grain legumes and their competitive outcomes in relay-row intercropping.
  • To assess the influence of allelopathy versus resource partitioning on intercrop performance under organic farming conditions.

Main Methods:

  • Greenhouse bioassays and laboratory screening assays were used to evaluate allelopathic potential.
  • A field experiment under certified organic farming conditions assessed intercrop performance (biomass, land equivalent ratio).
  • Secondary metabolite profiles of belowground biomass were analyzed.

Main Results:

  • Aqueous leachates and biomass extracts showed time- and concentration-dependent biological activity on a recipient species in controlled conditions.
  • Significant differences in secondary metabolite profiles were observed among species, especially in belowground biomass.
  • Field intercropping did not result in persistent suppression of grain legumes; land equivalent ratios exceeded 1.0, indicating yield benefits.

Conclusions:

  • Allelopathic effects detected in controlled environments did not translate to significant suppression in field intercropping under organic farming.
  • Resource partitioning, species compatibility, and other ecological interactions appear to be more influential than allelopathy in determining intercrop performance.
  • Cereal rye-lentil intercropping showed the highest land equivalent ratio, suggesting a beneficial combination.