Intervention effectmodel-written summary

Graded sulphur doses did not significantly increase sunflower seed yield

A claim from Studies on Some Aspects of Soil Sulphur and Response of Sunflower to Sulphur Application · 1985

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Graded sulphur doses did not significantly increase sunflower seed yield

Taxon
sunflowerHelianthus annuuse1
Treatment
graded doses of sulphur applicatione1
Outcome
seed yielde1
Direction
increasee1

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Helianthus annuus
Helianthus annuus · TaxonJon Sullivan · Public domain · Wikimedia Commons ↗

Verbatim

e1

“While the increase in seed yield of sunflower due to graded doses of sulphur application was not significant”

✓ located verbatim in the source · abstract, characters 339–447

Title

Studies on Some Aspects of Soil Sulphur and Response of Sunflower to Sulphur Application

M.K. Badioer; Rosalind Michael; Ns Jayaram; et al. Journal of the Indian Society of Soil Science 1985

Other claims from this paper (4)

Record rev-b43a52ee5c7abbbf435bf0afbf25d85a6e47b786d6b4286b67c5a2c40baa6d0a · schema claims-v0.9 · position 1 in the model’s answer

sulfur atom · yield · Helianthus annuus (common sunflower)Results differ

45 papers: 43 positive, 2 negative or no effect

1 paper in the same direction as this claim · 43 in the opposite direction

  1. positive
    Sulphur fertilization at 60 kg ha−1 increased sunflower achene yield by 13.1–13.7% versus no sulphur.

    Assessing the Potential of Polymer Coated Urea and Sulphur Fertilization on Growth, Physiology, Yield, Oil Contents and Nitrogen Use Efficiency of Sunflower Crop under Arid Environment · 2021 · compared with no sulphur application

    Opposite direction

  2. positive
    Sulphur at 30 kg/ha increased seed number and weight per capitulum.

    Influence of nitrogen and sulphur on growth, yield and oil content of sunflower (Helianthus annus) grown in spring season · 1999

    Opposite direction

  3. positive
    Increasing K2SO4 supplied sulfur increased yield attributes through 80 mg sulfur per kilogram soil, then traits declined.

    Optimizing sulfur for improving salt tolerance of sunflower (Helianthus annuus L.) · 2019

    Opposite direction

  4. positive
    Dry matter accumulation and stem girth increased significantly with each increment of nitrogen up to 120 kg/ha and sulphur up to 30 kg/ha.

    Effect of nitrogen and sulphur on growth, yield and quality of sunflower (Helianthus annuus l.) · 2013

    Opposite direction

  5. positive
    At 30 kg sulphur/ha sunflower yield rose 16.5% over control.

    Yield and nutrient contents of cotton (Gossypium hirsutum) and sunflower (Helianthus annuus) as influenced by applied sulphur in irrigated Inceptisol · 2001 · compared with the control

    Opposite direction

  6. positive
    Sunflower seed yield improved significantly with each sulfur increment to 40 kg S/ha.

    Optimizing sulphur application in sunflower (Helianthus annuus) under irrigated semi-arid tropical conditions · 2001

    Opposite direction

  7. positive
    Treatment T8 produced significantly higher seed yield of 1477.33 kg ha-1.

    Effect of Different Levels of Nitrogen, Sulphur and Foliar Application of Boron in Sunflower (Helianthus annuus L.) · 2017

    Opposite direction

  8. positive
    Sulfur at 60 kg ha -1 produced the maximum thousand grain weight (46.63 g) of sunflower.

    Effect of potassium and sulfur on grain yield, oil concentration and fatty acid profile of sunflower · 2018

    Opposite direction

36 papers more in this group

See all 45 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.