Intervention effectmodel-written summary

Increasing seed rates increased wheat yield.

A claim from EFFECT OF TILLAGE SYSTEMS AND SEED RATES ON GROWTH AND YIELD OF WHEAT ( Triticum aestivum .L) And Growth Of Associated Weeds In Dryland Farming. · 2013

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Increasing seed rates increased wheat yield.

Treatment
seed rates increasede0
Outcome
yielde0
Direction
increasede0

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

“as seed rates increased , dry weight or number of weed plants will be reduced and subsequently the yield will be increased”

✓ located verbatim in the source · abstract, characters 743–865
t0

“WHEAT”

✓ located verbatim in the source · title, characters 64–69

Title

EFFECT OF TILLAGE SYSTEMS AND SEED RATES ON GROWTH AND YIELD OF WHEAT ( Triticum aestivum .L) And Growth Of Associated Weeds In Dryland Farming.

Salim .H.Antar Mağallaẗ zirāʿaẗ al-rāfidayn 2013. doi:10.33899/magrj.2013.80339

Other claims from this paper (7)

Record rev-f6c6e36dd7855634a6e67e6879016e2e6b61f726c76a5b47cf094e2bcf3fe75f · schema claims-v0.9 · position 6 in the model’s answer

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

498 papers: 376 positive, 122 negative or no effect

375 papers in the same direction as this claim · 115 in the opposite direction · 7 reporting no difference from an alternative

  1. no effect
    Sowing density did not affect yield in 2000.

    Field evaluation of early vigour for genetic improvement of grain yield in wheat · 2002

    Opposite direction

  2. no effect
    Spacing changes did not significantly affect grain yield.

    Genotype, sowing date and plant spacing influence on high-yielding irrigated wheat in southern New South Wales. II. Growth, yield and nitrogen use · 1990

    Opposite direction

  3. no effect
    Nitrogen level, N timing and seeding rate had no significant effect on spring wheat grain yield across environments.

    Seeding Rate and Nitrogen Management Effects on Spring Wheat Yield and Yield Components · 2007

    Opposite direction

  4. negative
    Lower seeding rates reduced grain yield by 0.8 Mg ha −1.

    Seeding Rate and Genotype Effect on Agronomic Performance and End‐Use Quality of Winter Wheat · 2002

    Opposite direction

  5. no effect
    Increasing sowing density from 50 to 100 kg/ha had little influence on yield or yield-related characteristics of restricted and freely tillering lines.

    Agronomic evaluation of a tiller inhibition gene (tin) in wheat. I. Effect on yield, yield components, and grain protein · 2005

    Opposite direction

  6. negative
    Increasing seeding rate at wide spacing could not achieve the narrow spacing yield gain.

    Hard Red Spring Wheat Response to Row Spacing, Seeding Rate, and Nitrogen · 2008

    Opposite direction

  7. negative
    Lower seeding rates decreased wheat grain yield by 0.8 Mg ha−1.

    Seeding Rate and Genotype Effect on Agronomic Performance and End-Use Quality of Winter Wheat · 2002

    Opposite direction

  8. negative
    Wheat at 240 mm spacing yielded less than at 120 mm.

    Effects of inter‐row hoeing and fertilizer placement on weed growth and yield of winter wheat · 2003 · compared with 120 mm

    Opposite direction

489 papers more in this group

See all 498 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.