Intervention effectmodel-written summary

Elevated CO2 stimulated grain yield.

A claim from Elevated [CO2] mitigates the effect of surface drought by stimulating root growth to access sub-soil water · 2018

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Elevated CO2 stimulated grain yield.

Treatment
Elevated [CO2]e0
Outcome
grain yielde0
Direction
stimulatede0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

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

“Elevated [CO2] stimulated both above- and belowground biomass as well as grain yield”

✓ located verbatim in the source · abstract, characters 1414–1498
t0

“Wheat (Triticum aestivum L. cv. Yitpi)”

✓ located verbatim in the source · abstract, characters 468–506

Title

Elevated [CO2] mitigates the effect of surface drought by stimulating root growth to access sub-soil water

Shihab Uddin; Markus Löw; Shahnaj Parvin; et al. PLoS ONE 2018. doi:10.1371/journal.pone.0198928

Other claims from this paper (10)

Record rev-e323ef95122a4625e23b1bcbb1c08a67d78ed21803492ab99a377ae8737e9ceb · schema claims-v0.9 · position 6 in the model’s answer

co2 · yield · Triticum aestivum (wheat)Positive and negative results

203 papers: 174 positive, 29 negative or no effect

173 papers in the same direction as this claim · 29 in the opposite direction

  1. no effect
    Ambient well watered and highest carbon dioxide drought stressed roots had similar total dry weight at harvest.

    Root Growth of Winter Wheat under Elevated Carbon Dioxide and Drought · 1990 · compared with well‐watered root grown at ambient CO 2

    Opposite directionCited by this paper

  2. no effect
    Elevated CO2 had no significant effect on yield-related traits.

    Impact of elevated CO2 on two contrasting wheat genotypes exposed to intermediate drought stress at anthesis · 2020

    Opposite directionCites this paper

  3. positive
    CO2 enrichment raised grain yield by 10.4%.

    Effects of elevated CO 2 on grain yield and quality of wheat: results from a 3‐year free‐air CO 2 enrichment experiment · 2009

    Same directionCited by this paper

  4. positive
    CO2 enrichment increased wheat tiller and ear numbers regardless of nitrogen supply.

    Effects of CO2 Enrichment and Nitrogen Stress on Growth, and Partitioning of Dry Matter and Nitrogen in Wheat and Maize · 1991

    Same directionCited by this paper

  5. positive
    Elevated CO2 stimulated wheat yield by 24% at Horsham.

    Elevated atmospheric [CO2] can dramatically increase wheat yields in semi‐arid environments and buffer against heat waves · 2016 · compared with ambient

    Same directionCited by this paper

  6. no effect
    Elevated CO2 had no significant effect on wheat biomass production and grain filling.

    Does ear C sink strength contribute to overcoming photosynthetic acclimation of wheat plants exposed to elevated CO2? · 2011

    Opposite direction

  7. no effect
    CO2 did not affect harvest index.

    Yield vs. Quality trade‐offs for wheat in response to carbon dioxide and ozone · 2011

    Opposite direction

  8. 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

194 papers more in this group

See all 203 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.