Intervention effectmodel-written summary

Azospirillum association mitigated viral effects on wheat growth.

A claim from The plant growth-promoting rhizobacterium Azospirillum brasilense reduces symptoms and aphid population growth on wheat plants infected with barley yellow dwarf virus · 2025

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Azospirillum association mitigated viral effects on wheat growth.

Treatment
plant association with the PGPR Azospirillum brasilensee0
Interactor
Azospirillum brasilenseAzospirillum brasilensee0symbiont
Second interactor
barley yellow dwarf virusBarley yellow dwarf virust0pathogen
Outcome
viral effects on plant growthe0
Direction
mitigatede0

Not reportedMaterialGeneCompoundOrgan / stageComparatorSettingValueQualifier

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗
Azospirillum brasilense
Azospirillum brasilense · InteractorCristiane Colodel · CC BY 4.0 · iNaturalist ↗
Barley yellow dwarf virus
Barley yellow dwarf virus · Second interactorPublic domain · Wikimedia Commons ↗

Verbatim

e0

“plant association with the PGPR Azospirillum brasilense mitigated both viral effects on plant growth”

✓ located verbatim in the source · abstract, characters 599–699
t0

“wheat plants infected with barley yellow dwarf virus”

✓ located verbatim in the source · title, characters 114–166

Title

The plant growth-promoting rhizobacterium Azospirillum brasilense reduces symptoms and aphid population growth on wheat plants infected with barley yellow dwarf virus

Franciele Santos; Maria Fernanda G. V. Peñaflor; Hannier Pulido; et al. Proceedings of the Royal Society B Biological Sciences 2025. doi:10.1098/rspb.2024.2857

Other claims from this paper (4)

Record rev-0d44a3ce8f87c3500feda40d3aabe61605ead05de0fe6e9a92d47d8ff7eac9ef · schema claims-v0.9 · position 1 in the model’s answer

Azospirillum brasilense · growth · Triticum aestivum (wheat)Results differ

26 papers: 24 positive, 2 negative or no effect

23 papers in the same direction as this claim · 2 in the opposite direction

  1. no effect
    Co-inoculation with Pseudomonas and A. brasilense did not affect wheat growth.

    Inoculation of Wheat Plants with Pseudomonas spp. and Azospirillum brasilense under Drought Stress · 2020

    Opposite direction

  2. no effect
    With chemical treatment and osmoprotective additive, Azospirillum had no effect on wheat seedling growth.

    Growth promotion in wheat seedlings altered by conditions in the culture medium of Azospirillum brasilense · 2024

    Opposite direction

  3. positive
    The strains increased plant dry matter.

    Effects of Azospirillum inoculation on root infection and nitrogen incorporation in wheat · 1983

    Same direction

  4. positive
    Azospirillum brasilense Sp6 inoculation increased wheat lateral-root number and length.

    Wheat inoculation withAzospirillum brasilenseSp6 and some mutants altered in nitrogen fixation and indole-3-acetic acid production · 1986

    Same direction

  5. positive
    Inoculation significantly increased wheat root length and branching.

    Effect of Azospirillum spp. inoculation on root development and uptake in wheat (Triticum aestivum cv. Miriam) in hydroponic systems · 1985 · compared with noninoculatcd controls

    Same direction

  6. positive
    All Azospirillum strains significantly increased wheat root and shoot dry weight and root surface area.

    Enhanced Growth of Wheat and Soybean Plants Inoculated with Azospirillum brasilense Is Not Necessarily Due to General Enhancement of Mineral Uptake · 1990

    Same direction

  7. positive
    Boron and PGPR treatments positively affected dry weight and physiological parameters in wheat and barley.

    Effects of Plant-Growth-Promoting Rhizobacteria on Yield, Growth, and Some Physiological Characteristics of Wheat and Barley Plants · 2012

    Same direction

  8. positive
    A. brasilense Cd stimulated wheat growth under gnotobiotic conditions.

    The role of the antimicrobial compound 2,4-diacetylphloroglucinol in the impact of biocontrol Pseudomonas fluorescens F113 on Azospirillum brasilense phytostimulators · 2011

    Same direction

17 papers more in this group

See all 26 papers →

inoculation · growth · Triticum aestivum (wheat)Positive and negative results

532 papers: 476 positive, 56 negative or no effect

475 papers in the same direction as this claim · 55 in the opposite direction · 1 reporting no difference from an alternative

  1. positive
    Seeds inoculated with both strains gave the highest plant height, 85.8 cm.

    Plant growth promoting rhizobacteria reduce aphid population and enhance the productivity of bread wheat · 2018

    Same directionCited by this paper

  2. positive
    Applying agents both before and after inoculation promoted plant growth more efficiently.

    Induced systemic resistance and promotion of wheat and barley plants growth by biotic and non-biotic agents against barley yellow dwarf virus · 2011

    Same directionCited by this paper

  3. no effect
    Bacterial release had no obvious effects on wheat growth and health.

    Impact of Field Release of Genetically Modified Pseudomonas fluorescens on Indigenous Microbial Populations of Wheat · 1995

    Opposite direction

  4. no effect
    Inoculation did not affect shoot weight in all three cultivars.

    Cultivar-specific growth promotion of spring wheat (Triticum aestivum L.) by coexistent Bacillus species · 1988

    Opposite direction

  5. no effect
    AMF inoculum did not change above-ground wheat biomass.

    A commercial arbuscular mycorrhizal inoculum increases root colonization across wheat cultivars but does not increase assimilation of mycorrhiza‐acquired nutrients · 2020

    Opposite direction

  6. negative
    Inoculation of WSMV-resistant wheat RonL with the virus significantly diminished plant growth relative to WSMV inoculation.

    Triticum mosaic virus: A New Virus Isolated from Wheat in Kansas · 2008 · compared with WSMV-inoculated RonL

    Opposite direction

  7. negative
    Inhibitory-bacterium inoculation significantly shortened winter wheat shoots in three soils.

    Colonization of Winter Wheat Roots by Inhibitory Rhizobacteria · 1985

    Opposite direction

  8. no effect
    Most of the analyzed bacteria did not increase the germination capacity or the height of wheat seedlings.

    Bacteria Isolated from Treated Wastewater for Biofertilization and Crop Protection Against Fusarium spp. Pathogens · 2019

    Opposite direction

523 papers more in this group

See all 532 papers →

Claims are grouped by organism, treatment and what was measured or targeted. A paper counts as positive when any of its claims in the group is positive.