Intervention effectmodel-written summary

Increasing wheat seeding rate increased wheat grain yield and spikes per square meter.

A claim from Effect of seeding rate and variety on Wild Oat (Avena Ludoviciana L.) suppression and yield of spring wheat (Triticum aestivum L.) · 2014

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Increasing wheat seeding rate increased wheat grain yield and spikes per square meter.

Taxon
spring wheatTriticum aestivumt0
Treatment
increased of seeding ratee0
Interactor
wild oate0weed
Outcome
grain yield and number of spike per m 2e0
Direction
increasede0

Not reportedMaterialGeneCompoundOrgan / stageSecond 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

“Results showed that increased of seeding rate was able to reduced wild oat shoot biomass and it increased grain yield and number of spike per m 2”

✓ located verbatim in the source · abstract, characters 542–687
t0

“spring wheat”

✓ located verbatim in the source · title, characters 95–107

Title

Effect of seeding rate and variety on Wild Oat (Avena Ludoviciana L.) suppression and yield of spring wheat (Triticum aestivum L.)

International Journal of Biosciences (IJB) 2014. doi:10.12692/ijb/5.12.166-172

Other claims from this paper (4)

Record rev-e8c06d738485463ea0e45c9aa310faaf44569cfebd765d3d501df238e6f63ad3 · schema claims-v0.9 · position 2 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. 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 directionCited by this paper

  2. positive
    Higher seeding rates improved wheat yield by 12%.

    Spring wheat seed size and seeding rate effects on yield loss due to wild oat (Avena fatua) interference · 2004

    Same directionCited by this paper

  3. 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

  4. 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

  5. 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

  6. 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

  7. 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

  8. 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

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.