Intervention effectmodel-written summary

Zinc with P. fluorescens improved shoot zinc concentration by 25.0 and 31%.

A claim from Agronomic biofortification and productivity of wheat with soil zinc and diazotrophic bacteria in tropical savannah · 2022

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Zinc with P. fluorescens improved shoot zinc concentration by 25.0 and 31%.

Treatment
Soil Zn application in combination with P. fluorescense0
Interactor
P. fluorescensPseudomonas fluorescense0symbiont
Outcome
shoote0
Direction
improvede0
Value
25.0 and 31%e0
Comparator
controlse0

Not reportedMaterialGeneCompoundOrgan / stageSecond interactorSecond interactor roleSettingQualifier

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 ↗
Pseudomonas fluorescens
Pseudomonas fluorescens · InteractorNinjatacoshell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Soil Zn application in combination with P. fluorescens improved Zn concentration in the leaf (38.8 and 45.9%), shoot (25.0 and 31%) and grain (34.0 and 33.3%) with greater shoot dry matter (9.4 and 9.9%) and grain yield (20.3 and 20.6%) as compared to controls in 2019 and 2020 respectively.”

✓ located verbatim in the source · abstract, characters 741–1032
t0

“wheat”

✓ located verbatim in the source · title, characters 47–52

Title

Agronomic biofortification and productivity of wheat with soil zinc and diazotrophic bacteria in tropical savannah

Arshad Jalal; Carlos Eduardo da Silva Oliveira; Leandro Alves Freitas; et al. Crop and Pasture Science 2022. doi:10.1071/cp21457

Other claims from this paper (8)

Record rev-36fb015eb2341fbf356b3dafb244ce6a1db463ad93e00c6cb48f3a46032d36ed · schema claims-v0.9 · position 2 in the model’s answer

zinc atom · growth · Triticum aestivum (wheat)Results differ

200 papers: 155 positive, 45 negative or no effect

154 papers in the same direction as this claim · 43 in the opposite direction · 2 reporting no difference from an alternative

  1. negative
    Low zinc reduced shoot and root biomass.

    Supra‐optimal growth temperature exacerbates adverse effects of low Zn supply in wheat · 2019

    Opposite directionCited by this paper

  2. no effect
    Surfactant with chelated zinc sprays did not cause negative wheat growth effects.

    Zinc Mobility in Wheat: Uptake and Distribution of Zinc Applied to Leaves or Roots · 2001

    Opposite direction

  3. no effect
    Wheat plants with low Mn or low Zn supply showed no growth differences from controls at the three harvests.

    Distribution and remobilization of Zn and Mn during grain development in wheat · 1994 · compared with controls (sufficient Zn and Mn)

    Opposite directionAbout lacking this nutrient, so it counts the other way round

  4. negative
    The 300 Zn treatment decreased shoot and root growth.

    Analysis of Triticum aestivum seedling response to the excess of zinc · 2015

    Opposite direction

  5. negative
    Zinc inhibited non mycorrhizal wheat shoot dry yield.

    Arbuscular mycorrhizal strategy for zinc mycoremediation and diminished translocation to shoots and grains in wheat · 2017

    Opposite direction

  6. no effect
    At the 180 mM salinity level, Zn fertilization had no effect on shoot dry matter of wheat genotypes.

    Responses of Wheat Genotypes to Zinc Fertilization Under Saline Soil Conditions · 2006 · compared with absence of added Zn

    Opposite direction

  7. negative
    Excess zinc significantly reduced shoot and root biomass.

    Effect of Soil and Foliar Silicon Application on the Reduction of Zinc Toxicity in Wheat · 2020

    Opposite direction

  8. no effect
    ZnO zinc at 50 mg kg -1 had no negative effect on wheat growth.

    Growth improvement of wheat (Triticum aestivum) and zinc biofortification using potent zinc-solubilizing bacteria · 2023

    Opposite direction

191 papers more in this group

See all 200 papers →

Pseudomonas fluorescens · growth · Triticum aestivum (wheat)Results agree

15 papers: 15 positive, 0 negative or no effect

14 papers in the same direction as this claim

  1. positive
    P. fluorescens inoculation increased shoot dry matter by 5.3% and 5.4% relative to control, without a statistical difference from B. subtilis.

    Integrated use of plant growth-promoting bacteria and nano-zinc foliar spray is a sustainable approach for wheat biofortification, yield, and zinc use efficiency · 2023 · compared with control

    Same directionCites this paper

  2. positive
    The screened Pseudomonas strains and chitosan reduced wheat coleoptile growth retardation caused by F. culmorum.

    Biological Control of Fusarium Seedling Blight Disease of Wheat and Barley · 2006

    Same direction

  3. positive
    P. fluorescens inoculation enhanced wheat seed germination, root length and shoot length in pots.

    Production of microbial iron chelators (siderophores) by fluorescent Pseudomonads · 2005

    Same direction

  4. positive
    P. fluorescens F113 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

  5. positive
    P. fluorescens NUU2 significantly increased shoot and root length and dry weight of wheat cv. Turon, compared with the weaker response of cv. Residence.

    Growth response of wheat cultivars to bacterial inoculation in calcareous soil · 2010 · compared with cv. Residence

    Same direction

  6. positive
    B. subtilis and P. fluorescens decreased the mean germination time of wheat relative to infested control.

    Biological control of the wheat root rot caused by Fusarium graminearum using some PGPR strains in Saudi Arabia · 2013 · compared with infested control

    Same direction

  7. positive
    Combined L-tryptophan and P. fluorescens improved plant height by 45.65% under drought.

    INDUCING DROUGHT TOLERANCE IN WHEAT THROUGH COMBINED USE OF L-TRYPTOPHAN AND Pseudomonas fluorescens · 2018

    Same direction

  8. positive
    P. fluorescens strains increased germination percentage and rate and seed vigor of wheat under salinity compared with control.

    Evaluation of ACC deaminase producing Pseudomonas fluorescens strains for their effects on seed germination and early growth of wheat under salt stress · 2018 · compared with control

    Same direction

6 papers more in this group

See all 15 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.