Intervention effectmodel-written summary

Full irrigation with mycorrhiza and Azotobacter chroococcum gave the highest wheat grain yield of 6,212.5 kg ha-1.

A claim from Effects of Water Deficit Stress and Mycorrhiza, Azotobacter chroococcum, and Azospirillum lipoferum Biofertilizers on Yield and Morphological Traits of Wheat (Triticum aestivum L.) Cultivars · 2025

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Full irrigation with mycorrhiza and Azotobacter chroococcum gave the highest wheat grain yield of 6,212.5 kg ha-1.

Treatment
full irrigation during the growing season and coinoculation with mycorrhiza and Azotobacter chroococcume0
Interactor
mycorrhizae0symbiont
Second interactor
Azotobacter chroococcumAzotobacter chroococcume0symbiont
Outcome
grain yielde0
Direction
higheste0
Value
6,212.5 kg ha-1e0

Not reportedMaterialGeneCompoundOrgan / stageComparatorSettingQualifier

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 ↗

Verbatim

e0

“full irrigation during the growing season and coinoculation with mycorrhiza and Azotobacter chroococcum produced the highest grain yield (6,212.5 kg ha-1)”

✓ located verbatim in the source · abstract, characters 864–1018
t0

“Wheat (Triticum aestivum L.) Cultivars”

✓ located verbatim in the source · title, characters 152–190

Title

Effects of Water Deficit Stress and Mycorrhiza, Azotobacter chroococcum, and Azospirillum lipoferum Biofertilizers on Yield and Morphological Traits of Wheat (Triticum aestivum L.) Cultivars

Mehdi Rashnou; Farshid Aref; Bahram Amiri; et al. The Philippine Agricultural Scientist 2025. doi:10.62550/jr1407824

Other claims from this paper (6)

Record rev-bb680d2fdde6e2452d3f035a4ec7db7bd2bc893442c0e85de6f8d7fe5d8c5441 · schema claims-v0.9 · position 1 in the model’s answer

Azotobacter chroococcum · yield · Triticum aestivum (wheat)Results differ

17 papers: 17 positive, 0 negative or no effect

16 papers in the same direction as this claim

  1. positive
    Triple inoculation improved wheat vigor, nutrient uptake and yield.

    Interactive Effect of Rhizotrophic Microorganisms on Growth, Yield, and Nutrient Uptake of Wheat · 2005

    Same direction

  2. positive
    Grain yield of wheat inoculated with A. chroococcum with Bacillus sp. and G. fasciculatum was 2-fold higher than non-inoculated plants at 135 DAS.

    Synergistic Effects of the Inoculation with Plant Growth-Promoting Rhizobacteria and an Arbuscular Mycorrhizal Fungus on the Performance of Wheat · 2007 · compared with non-inoculated plants

    Same direction

  3. positive
    Azotobacter chroococcum HT-56 seed inoculation improved wheat growth and yield.

    Effect of integrated nutrient management on growth and yield of wheat (Triticum aestivum) · 2001

    Same direction

  4. positive
    Inoculation increased seed yield of both cultivars without urea and at 50 kg per hectare.

    Effect of inoculation with Azotobacter chroococcum on wheat yield and seed quality · 2012

    Same direction

  5. positive
    Half-dose compost with Azotobacter enhanced wheat yield parameters relative to control.

    Intergradation of different fertilizers for sustainable agriculture enhanced growth and yield of wheat (Triticum aestivum L.) · 2018 · compared with control

    Same direction

  6. positive
    Wheat seed inoculation increased grain yield by 56% versus uninoculated seed.

    Effect of seed bacterization with Azotobacter chroococcum on sorghum and wheat · 1975 · compared with uninoculated seed

    Same direction

  7. positive
    Azotobacter inoculation increased dry matter accumulation over the three comparators in both harvest years.

    Performance of wheat (Triticum aestivum) to incorporation of organic manure and bioinoculants · 2008 · compared with uninoculation, Azospirillum brasilense (SP-7) and Azospirillum lipoferum (A-5)

    Same direction

  8. positive
    Foliar Vitormone increased wheat yield by 47.02% to 61.02% over control.

    The Use of Vitormone (Azotobacter chroococcum) A Liquid Bio-Fertilizer Along with Chemical Fertilizer on Crop Growth and Yield of Wheat (Triticum aestivum L) · 2020 · compared with control

    Same direction

8 papers more in this group

See all 17 papers →

mycorrhiza · yield · Triticum aestivum (wheat)Positive and negative results

103 papers: 95 positive, 8 negative or no effect

94 papers in the same direction as this claim · 7 in the opposite direction · 1 reporting no difference from an alternative

  1. no effect
    Low AM fungal colonisation did not affect early wheat growth, pre-anthesis P and Zn uptake, or yield.

    Increasing mycorrhizal colonisation does not improve growth and nutrition of wheat on Vertosols in south-eastern Australia · 2002

    Opposite direction

  2. no effect
    AMF inoculation did not increase wheat grain or shoot yields under metal treatments.

    Potential of AM Fungi in Phytoremediation of Heavy Metals and Effect on Yield of Wheat Crop · 2014

    Opposite direction

  3. no effect
    AMF seed coating did not improve N assimilation, grain yield or root weight of wheat, and the N assimilation benefit was not visible even without N

    Improving nitrogen use efficiency using precision nitrogen management in wheat (Triticum aestivum L.) · 2021

    Opposite direction

  4. no effect
    Mycorrhizal wheat had no yield penalty across soil treatments.

    Response of wheat to arbuscular mycorrhizal fungi inoculation and biochar application: Implications for soil carbon sequestration · 2024

    Opposite direction

  5. negative
    AM inoculum reduced yield in ploughed plots from 4.3 to 3.5 t ha −1.

    Experimental evaluation of biological regeneration of arable soil: The effects of grass-clover leys and arbuscular mycorrhizal inoculants on wheat growth, yield, and shoot pathology · 2022

    Opposite direction

  6. no effect
    AMF inoculation did not increase wheat yield under elevated ozone.

    [Arbuscular mycorrhizal fungal effects on wheat growth in response to elevated tropospheric O3 concentration]. · 2009

    Opposite direction

  7. negative
    Plots with foliar phosphorus but without mycorrhiza had the minimum grain yield of 6.67 ton ha -1.

    Wheat performance as affected by pre-plant and foliar application of phosphorus under inoculation with arbuscular mycorrhizal (AM) and non-inoculation · 2014

    Opposite direction

  8. no effect
    Overall growth and yield of spring wheat did not differ greatly between organic and conventional AM fungal inocula.

    Different wheat cultivars exhibit variable responses to inoculation with arbuscular mycorrhizal fungi from organic and conventional farms · 2020 · compared with conventional AM fungal inocula

    No difference from an alternative

94 papers more in this group

See all 103 papers →

climate site · yield · Triticum aestivum (wheat)Positive and negative results

154 papers: 72 positive, 82 negative or no effect

71 papers in the same direction as this claim · 79 in the opposite direction · 3 reporting no difference from an alternative

  1. negative
    Projected 2050s temperature and precipitation changes lead to a global yield reduction if planting and harvesting dates stay unchanged.

    Simulating the effects of climate and agricultural management practices on global crop yield · 2011

    Opposite direction

  2. negative
    Under the Canadian model scenario, climate change reduced grain yield by 30 to 40% in Kansas and Oklahoma rainfed areas with less precipitation.

    Effects of climate change on US crop production: simulation results using two different GCM scenarios. Part I: Wheat, potato, maize, and citrus · 2002

    Opposite direction

  3. negative
    In the model runs increased variability of weather variables often resulted in lower wheat yields with increased yield variability.

    Comparison of wheat simulation models under climate change. I. Model calibration and sensitivity analyses · 1996

    Opposite direction

  4. negative
    All transient GCM climate change scenarios for the 21st century, adjusting only air temperature, precipitation and solar radiation, projected reductions of winter wheat yield.

    Potential impact of climate change on selected agricultural crops in north‐eastern Austria · 2002

    Opposite direction

  5. negative
    Continuous salinity significantly reduced wheat straw yield and aboveground biomass.

    Time of Salt Stress Affects Growth and Yield Components of Irrigated Wheat · 1994

    Opposite direction

  6. no effect
    Under the 2xCO2 GCM and RCM scenarios, yield and biomass showed no significant change between scenarios of the same model.

    Assessment of Climate Change and Agriculture in Spain Using Climate Models · 2001 · compared with scenarios of the same model

    Opposite direction

  7. negative
    Disease throughout the season reduced Banks grain yield by about 48%.

    Effects of yellow spot on wheat: comparison of epidemics at different stages of crop development · 1983

    Opposite direction

  8. negative
    Without increased CO2, wheat production declined relative to baseline.

    Impact of Future Climate Change on Wheat Production: A Simulated Case for China’s Wheat System · 2018 · compared with baseline

    Opposite direction

145 papers more in this group

See all 154 papers →

3 of 5 groups shown: named compounds and organisms first, then groups whose results differ (checked claim by claim), then those with positive and negative results, then the smaller groups.

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.