Intervention effectmodel-written summary

Iron at 20 kg/ha gave significantly superior bulb weight of 142.47 g.

A claim from Effect of iron, zinc and boron on nutrients status of soil, yield and yield attributes of onion (Allium cepa L.) CV. agrifound light red · 2020

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Iron at 20 kg/ha gave significantly superior bulb weight of 142.47 g.

Taxon
onion (Allium cepa L.)Allium cepat0
Treatment
20 kg iron/hae0
Outcome
bulb weighte0
Direction
significantly superiore0
Value
142.47 ge0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingQualifier

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

Allium cepa
Allium cepa · TaxonMehdi · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“the significantly superior treatment was i1 (20 kg iron/ha) with 142.47 g bulb weight, 19.220 kg yield/plot and 547.58 q yield/ha.”

✓ located verbatim in the source · abstract, characters 1203–1333
t0

“Effect of iron, zinc and boron on nutrients status of soil, yield and yield attributes of onion (Allium cepa L.) CV. agrifound light red”

✓ located verbatim in the source · title, characters 0–136

Title

Effect of iron, zinc and boron on nutrients status of soil, yield and yield attributes of onion (Allium cepa L.) CV. agrifound light red

SG More; LR Varma International Journal of Chemical Studies 2020. doi:10.22271/chemi.2020.v8.i2t.8949

Other claims from this paper (12)

Record rev-0baaeaaefe6212e76b4abfb1615a93e2f0979df9f24d47be86ff5d78f2d1a777 · schema claims-v0.9 · position 5 in the model’s answer

iron atom · yield · Allium cepa (onion)Results agree

8 papers: 8 positive, 0 negative or no effect

7 papers in the same direction as this claim

  1. positive
    Fe foliar application significantly increased onion yield relative to controls.

    Essential oil, growth and yield of onion (Allium cepa L.) in response to foliar application of some micronutrients. · 2009 · compared with control plants

    Same directionCited by this paper

  2. positive
    The combined 50% NPK and foliar Fe, Zn and Cu treatment gave the highest onion bulb weights and yield.

    Response of Onion Yield and Its Chemical Content to NPK Fertilization and Foliar Application of Some Micronutrients · 2017

    Same direction

  3. positive
    Fe foliar treatment changed onion dry yield by 9.7% relative to control in the first growing season.

    RESPONSE OF ONION TO FOLIAR APPLICATION OF SOME MICRONUTRIENTS · 1999 · compared with control

    Same direction

  4. positive
    The combination of 100% water supply and 100 mg L–1 iron gave the highest onion total yield, 4 332 Mg ha–1.

    Response of onion growth and yield grown in soils of semi-arid regions to foliar application of iron under water stress conditions · 2021

    Same direction

  5. positive
    The 150 ppm alginate-zeolite Fe composite is the optimum concentration giving the largest shallot tuber size.

    The effect of alginate-zeolite (3:1) Fe composite on physiological characters, stomatal density and yield of shallots (Allium cepa L. 'Bima Brebes') · 2022

    Same direction

  6. positive
    Foliar spraying of onion with a mixture of Fe, Zn and Mn markedly increased bulb yield and its components compared with water spraying.

    INFLUENCE OF FOLIAR APPLICATION BY SALICYLIC ACID AND SOME MICRONUTRIENTS ON GROWTH, YIELD AND QUALITY OF ONION CROP · 2016 · compared with spraying with water

    Same direction

  7. positive
    Iron at 20 kg/ha maximized leaf count at 4.16, 6.95 and 9.16 over measured stages.

    Effect of Micronutrients Iron, Zinc and Boron on the Growth and Harvest of Onion (Allium cepa L.) cv. Agrifound Light Red · 2025

    Same direction

See all 8 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.