Intervention effectmodel-written summary

dry matter yield of the roots, shoots and leaves changed under boron treatment.

A claim from Photosynthesis, chlorophyll fluorescence and soluble carbohydrates in sunflower leaves as affected by boron deficiency · 1995

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

dry matter yield of the roots, shoots and leaves changed under boron treatment.

Taxon
sunflowerHelianthus annuust0
Treatment
Deficiency of borone0
Outcome
dry matter yield of the roots, shoots and leavese0
Direction
decreasede0

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

e0

“Deficiency of boron decreased the dry matter yield of the roots, shoots and leaves.”

✓ located verbatim in the source · abstract, characters 263–346
t0

“sunflower”

✓ located verbatim in the source · title, characters 70–79

Title

Photosynthesis, chlorophyll fluorescence and soluble carbohydrates in sunflower leaves as affected by boron deficiency

R. Kastori; M. Plesničar; D. Panković; et al. Journal of Plant Nutrition 1995. doi:10.1080/01904169509365021

Other claims from this paper (10)

Record rev-89fd9e6989a26041695cb7c906a9a556defa4f4f315ea64a696c95ca9171b8bc · schema claims-v0.9 · position 1 in the model’s answer

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

64 papers: 58 positive, 6 negative or no effect

5 papers in the same direction as this claim · 58 in the opposite direction

This claim is about lacking the nutrient, so it counts the other way round here.

  1. positive
    Boron at 1 mg kg−1 increased sunflower dry matter yield by 175%.

    EFFECT OF APPLIED LIME AND BORON ON THE AVAILABILITY OF NUTRIENTS IN AN ACID SOIL · 2013

    Opposite direction

  2. positive
    Boron fertilization increased seed yield by an average of 48% in both cultivars.

    Critical Boron Concentrations in Plant Tissues of Two Sunflower Cultivars1 · 1979

    Opposite direction

  3. positive
    100, 200 and 250 mg/L boron significantly increased seed number of the autumn crop compared with the control.

    Effect of Boron Foliar Application on Reproductive Growth of Sunflower (Helianthus annuusL.) · 2011 · compared with control

    Opposite direction

  4. positive
    Foliar B at 600 ppm gives the highest seed yield per plant, head diameter and number of seeds per head in sunflower.

    Effect of Boron Foliar Application on Yield and Quality of Some Sunflower (Helianthus annuus L.) Cultivars · 2015

    Opposite direction

  5. positive
    Foliar boron increased harvest index and seed yield.

    Physiological approaches to improving harvest index and productivity in sunflower · 2003

    Opposite direction

  6. positive
    Pollen viability was maximal at boron application of 5.6 to 11.3 kg B/ha.

    Boron affects pollen viability and seed set in sunflowers · 2013

    Opposite direction

  7. positive
    Boron application increased seed and stalk dry matter yields.

    Effect of boron and farmyard manure application on growth, yields, and boron nutrition of sunflower · 1999

    Opposite direction

  8. positive
    Boron fertilization gave the maximum economic return in sunflower at 3.13 kg ha−1.

    Influence of Boron on Sunflower Yield and Nutritional Status · 2016 · compared with 0, 3, 6, 9, and 12 kg ha−1 rates

    Opposite direction

55 papers more in this group

See all 64 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.