Intervention effectmodel-written summary

The 15.0 cm row spacing gave significantly higher grain yield (54.0 q/ha) than 20.0 and 22.5 cm row spacings.

A claim from Improvement of Wheat (Triticum aestivum L.) Yield by Different Row Spacings and Varieties · 2017

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

The 15.0 cm row spacing gave significantly higher grain yield (54.0 q/ha) than 20.0 and 22.5 cm row spacings.

Treatment
15.0 cm row spacinge4
Outcome
grain yielde4
Direction
significantly highere4
Value
54.0 q/hae4
Comparator
20.0 and 22.5 cm row spacing crope4

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSettingQualifier

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

t0

“Improvement of Wheat (Triticum aestivum L.) Yield by Different Row Spacings and Varieties”

✓ located verbatim in the source · title, characters 0–89
e0

“A field experiment was conducted at CCS Haryana Agricultural University, Hisar during rabi 2011-12 and 2012-13 to study improvement of wheat (Triticum aestivum L.) yield by different row spacing and varieties”

✓ located verbatim in the source · abstract, characters 0–208
e4

“The highest grain yield (54.0 q/ha) and straw yield (84.7 q/ha) were recorded when crop was sown at 15.0 cm row spacing, which was significantly higher than 20.0 and 22.5 cm row spacing crop”

✓ located verbatim in the source · abstract, characters 823–1013

Title

Improvement of Wheat (Triticum aestivum L.) Yield by Different Row Spacings and Varieties

Bhagat Singh; Mukesh Kumar; Anil Kumar Dhaka Journal of Cereal Research 2017. doi:10.25174/2249-4065/2017/66727

Other claims from this paper (11)

Record rev-ffa7fedcf5ca4bf0d5e7117a649b4544607bc658beae3bb0b53f685d47afacc9 · 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. positive
    A 22.5-cm row spacing gave higher wheat yield than 18.5-cm spacing.

    Effects of missing-row sowing supplemented with row spacing and nitrogen on weed competition and growth and yield of wheat · 2011 · compared with 18.5-cm row spacing

    Same directionCited by this paper

  2. positive
    Wheat at 15-cm row spacing had more tillers than at the other three spacings.

    Growth and yield response of wheat (Triticum aestivum L.) to tillage and row spacing in maize-wheat cropping system in semi-arid region · 2016 · compared with all three other row spacing

    Same directionCited by this paper

  3. positive
    The combined treatment increased wheat yield by 21.3% compared with control.

    Implication of Crop Row Orientation and Row Spacing for Controlling Weeds and Increasing Yield in Wheat · 2012 · compared with control

    Same directionCited by this paper

  4. positive
    At 20.0 cm row spacing, wheat recorded the highest Net Assimilation Rate, total number of tillers and effective tillers over other row spacings.

    Performance of bread wheat (Triticum aestivum L.) varieties under different row spacing · 2012 · compared with other row spacing

    Same directionCited by this paper

  5. 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

  6. 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

  7. 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

  8. 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

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.