Intervention effectmodel-written summary

The combined potassium and sulphur soil application gave the highest seed yield (1463.44 kg/ha).

A claim from Influence of Potassium and Sulphur on Growth and Yield of Summer Sunflower (Helianthus annuus. L) · 2023

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The combined potassium and sulphur soil application gave the highest seed yield (1463.44 kg/ha).

Taxon
Summer SunflowerHelianthus annuust0
Treatment
50 kg potassium soil application with combination of 30 kg sulphur as soil applicatione0
Outcome
seed yielde0
Direction
higheste0
Value
1463.44 kg/hae0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingQualifier

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

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

Verbatim

e0

“Application of 50 kg potassium soil application with combination of 30 kg sulphur as soil application recorded highest plant height (125.4 cm), plant dry weight (15.0 g/plant), and the yield attributes namely seeds per capitulum (332.4) Test weight (33.7 g), seed yield (1463.44 kg/ha), stover yield (3211.6 kg/ha), harvest index (31.3 %) and highest benefit - cost ratio (1.94).”

✓ located verbatim in the source · abstract, characters 465–844
t0

“Summer Sunflower”

✓ located verbatim in the source · title, characters 58–74

Title

Influence of Potassium and Sulphur on Growth and Yield of Summer Sunflower (Helianthus annuus. L)

Tellam Ramya; Joy Dawson International Journal of Environment and Climate Change 2023. doi:10.9734/ijecc/2023/v13i31684

Other claims from this paper (7)

Record rev-cd32af8afa5846f13a9347aa132246b67dd3f3358fdfc23a24fe9a7aa3b95ca9 · schema claims-v0.9 · position 5 in the model’s answer

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

45 papers: 43 positive, 2 negative or no effect

42 papers in the same direction as this claim · 2 in the opposite direction

  1. no effect
    Graded sulphur doses did not significantly increase sunflower seed yield

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

    Opposite direction

  2. no effect
    The six nutrient applications did not affect sunflower seed yield.

    Effects of sulfur, zinc, iron, copper, manganese, and boron applications on sunflower yield and plant nutrient concentration · 1985

    Opposite direction

  3. 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

    Same direction

  4. 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

    Same direction

  5. 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

    Same direction

  6. 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

    Same direction

  7. 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

    Same direction

  8. 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

    Same direction

36 papers more in this group

See all 45 papers →

potassium · yield · Helianthus annuus (common sunflower)Positive and negative results

51 papers: 48 positive, 3 negative or no effect

47 papers in the same direction as this claim · 3 in the opposite direction

  1. no effect
    Under salinity, potassium did not markedly change dry matter production.

    Physiological response of sunflower seedlings to salinity and potassium supply · 1999

    Opposite direction

  2. no effect
    Potassium rates had little effect on sunflower yield increase.

    Yield Response of Sunflower to Sowing Dates and NPK Rates under Zero Tillage in Wet Soil of Southwestern Coastal Bangladesh · 2020

    Opposite direction

  3. no effect
    Potassium did not affect production traits.

    Yield of sunflower affected by NPK fertilizer and available soil water content · 2014

    Opposite direction

  4. positive
    Sunflower plants with higher potassium levels had higher yield and higher dry matter allocation to grain filling (harvest index).

    Effect of Potassium Levels on Antioxidant Enzymes and Malondialdehyde Content under Drought Stress in Sunflower (Helianthus annuus L.) · 2010

    Same direction

  5. positive
    Under saline conditions, foliar potassium salts improved sunflower achene yield and 100-achene weight.

    Growth and photosynthesis of salt‐stressed sunflower (Helianthus annuus) plants as affected by foliar‐applied different potassium salts · 2009

    Same direction

  6. positive
    Potash produced superior biomass and seed yield in sunflower.

    Evaluation of the influence of nitrogen fixing, phosphate solubilizing and potash mobilizing biofertilizers on growth, yield, and fatty acid constituents of oil in peanut and sunflower · 2012

    Same direction

  7. positive
    Si and K application gave a significant improvement in plant growth and yield of salt-stressed sunflower.

    Silicon and Potassium Nutrition Enhances Salt Adaptation Capability of Sunflower by Improving Plant Water Status and Membrane Stability · 2015 · compared with salt-stressed plants without supplemental Si and K

    Same direction

  8. positive
    K omission was among the most limiting to sunflower dry matter production.

    NUTRITIONAL DISORDERS BY DEFICIENCY IN SUNFLOWER var. CATISSOL-01 DESORDENS NUTRICIONAIS POR DEFICIÊNCIA EM GIRASSOL var. CATISSOL-01 · 2007

    Same directionAbout lacking this nutrient, so it counts the other way round

42 papers more in this group

See all 51 papers →

application · yield · Helianthus annuus (common sunflower)Positive and negative results

158 papers: 152 positive, 6 negative or no effect

151 papers in the same direction as this claim · 5 in the opposite direction · 1 reporting no difference from an alternative

  1. no effect
    Foliar ALA did not improve yield variables, refractive index or seed inorganic nutrients under saline and non saline regimes.

    AMINOLEVULINIC ACID-INDUCED CHANGES IN YIELD AND SEED-OIL CHARACTERISTICS OF SUNFLOWER (HELIANTHUS ANNUUS L.) PLANTS UNDER SALT STRESS · 2011

    Opposite direction

  2. no effect
    1000-seed weight, biological yield per plant and iodine value were not among the sunflower attributes stimulated by GA priming over the control.

    Responses of seed priming with gibberellic acid on yield and oil quality of sunflower(Helianthus annusL.) · 2015 · compared with control

    Opposite direction

  3. negative
    Oil sunflower grain yield was 1.28 t/ha under combined TSP, PSB and soil zinc sulphate.

    Response of Nut and Oilseed Sunflower to Different Sources and Levels of Phosphate and Zinc Nutrition · 2013

    Opposite direction

  4. negative
    One spray of 1% Surf Excel caused an insignificant yield reduction against control plants.

    Hybrid Seed Production in Detergent induced Male Sterile Helianthus Annuus L. · 2009 · compared with control plants

    Opposite direction

  5. no effect
    Foliar application without seed treatment did not significantly increase yield.

    Sunflower Yield Depending on the Application of Micronutrients · 2024

    Opposite direction

  6. no effect
    Combined salicylic and ascorbic acid application did not differ significantly from separate application for grain yield.

    Evaluate the effect of salicylic acid and ascorbic acid on agronomic and antioxidant activities of Sunflower in water deficit conditions · 2022 · compared with their separate application

    No difference from an alternative

  7. positive
    Foliar KH2PO4 improved sunflower growth and yield under salt stress.

    EXOGENOUS APPLICATION OF POTASSIUM DIHYDROGEN PHOSPHATE CAN ALLEVIATE THE ADVERSE EFFECTS OF SALT STRESS ON SUNFLOWER · 2011

    Same direction

  8. positive
    Foliar micronutrients increased grain yield under water stress.

    Effects of foliar micronutrient application on osmotic adjustments, grain yield and yield components in sunflower (Alstar cultivar) under water stress at three stages · 2011

    Same direction

149 papers more in this group

See all 158 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.