Intervention effectmodel-written summary

Irrigation within thresholds increased wheat crop yield by 84%.

A claim from The Thresholds and Management of Irrigation and Fertilization Earning Yields and Water Use Efficiency in Maize, Wheat, and Rice in China: A Meta-Analysis (1990–2020) · 2022

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Irrigation within thresholds increased wheat crop yield by 84%.

Treatment
irrigatione2
Outcome
crop yielde3
Direction
increasede3
Value
84%e3

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingQualifier

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

e2

“The irrigation (mm) thresholds for maize and wheat were 180–240 mm and 300–400 mm”

✓ located verbatim in the source · abstract, characters 879–960
e3

“crop yield and WUE were increased by 37% and 13% for maize and by 84% and 41% for wheat”

✓ located verbatim in the source · abstract, characters 965–1052

Title

The Thresholds and Management of Irrigation and Fertilization Earning Yields and Water Use Efficiency in Maize, Wheat, and Rice in China: A Meta-Analysis (1990–2020)

Zhihong Yang; Yi Hu; Sheng Zhang; et al. Agronomy 2022. doi:10.3390/agronomy12030709

Other claims from this paper (18)

Record rev-894bac2343e689f6147d9b76c8a62e165462a3b6316209440aaf90a68e953a4d · schema claims-v0.9 · position 14 in the model’s answer

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

989 papers: 798 positive, 191 negative or no effect

797 papers in the same direction as this claim · 184 in the opposite direction · 7 reporting no difference from an alternative

  1. positive
  2. negative
  3. no effect
  4. negative
  5. negative
  6. negative
  7. no effect
  8. no effect

980 papers more in this group

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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.