Intervention effectmodel-written summary

Two irrigations increased aboveground dry matter at maturity.

A claim from Biomass accumulation and radiation use efficiency of winter wheat under deficit irrigation regimes · 2009

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Two irrigations increased aboveground dry matter at maturity.

Taxon
winter wheatTriticum aestivume0
Treatment
irrigation 2 timese0
Outcome
aboveground dry matter at maturitye0
Direction
increasede0
Comparator
irrigation only oncee0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSettingValueQualifier

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

“Compared with irrigation only once during the growing season of winter wheat, irrigation 2 times significantly (LSD, P < 0.05) increased aboveground dry matter at maturity”

✓ located verbatim in the source · abstract, characters 975–1146
t0

“winter wheat”

✓ located verbatim in the source · title, characters 53–65

Title

Biomass accumulation and radiation use efficiency of winter wheat under deficit irrigation regimes

Q. Li; M. Liu; J. Zhang; et al. Plant Soil and Environment 2009. doi:10.17221/315-pse

Other claims from this paper (5)

Record rev-c85595998f3a322c7b6f0401ac6cdf071c1c3fac816c2b2011ee755fb8f30667 · schema claims-v0.9 · position 3 in the model’s answer

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

242 papers: 177 positive, 65 negative or no effect

176 papers in the same direction as this claim · 61 in the opposite direction · 4 reporting no difference from an alternative

  1. positive
    The same treatment had higher leaf area index, crop growth rate and nitrogen uptake.

    Nitrogen rate applied affects dry matter translocation and performance attributes of wheat under deficit irrigation · 2018

    Same directionCites this paper

  2. no effect
    Soil water level had no effect on main stem development rate.

    Estimation of Spring Wheat Leaf Growth Rates and Anthesis from Air Temperature1 · 1984

    Opposite direction

  3. negative
    Increasing irrigation water salinity lowered shoot dry matter, particularly without zinc sulfate.

    Salinity and Zinc Application Effects on Phytoavailability of Cadmium and Zinc · 2004

    Opposite direction

  4. no effect
    Aboveground biomass was similar under subsurface drip and flood irrigation.

    Water-Saving Potential of Subsurface Drip Irrigation For Winter Wheat · 2019 · compared with flood irrigation

    Opposite direction

  5. negative
    Deficit irrigation in salt-affected soil inhibited wheat growth and development.

    Collaborative Impact of Compost and Beneficial Rhizobacteria on Soil Properties, Physiological Attributes, and Productivity of Wheat Subjected to Deficit Irrigation in Salt Affected Soil · 2022

    Opposite direction

  6. negative
    Two irrigations inhibited root growth into deeper soil layers.

    Irrigation and Nitrogen Regimes Promote the Use of Soil Water and Nitrate Nitrogen from Deep Soil Layers by Regulating Root Growth in Wheat · 2018

    Opposite direction

  7. no effect
    Soil water treatment had no effect on kernel growth rate.

    Water and Nitrogen Effects on Winter Wheat in the Southeastern Coastal Plain: I. Grain Yield and Kernel Traits · 1995

    Opposite direction

  8. negative
    Restricted water supply reduced shoot and root biomass in wheat.

    Early Season Drought Largely Reduces Grain Yield in Wheat Cultivars with Smaller Root Systems · 2019

    Opposite direction

233 papers more in this group

See all 242 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.