Intervention effectmodel-written summary

Foliar potassium at 100% of tree need significantly raised olive yield over the control.

A claim from Responses of olive trees (cv. Chemlali) after five years of experiment to potassium mineral nutrition under rainfed condition · 2009

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Foliar potassium at 100% of tree need significantly raised olive yield over the control.

Taxon
olive treesOlea europaeat0
Treatment
100% foliar spraye0
Outcome
yielde0
Direction
highere0
Comparator
the controle0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSettingValueQualifier

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

Olea europaea
Olea europaea · TaxonHans Hillewaert · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“yield was significantly higher for 100% foliar spray than the control”

✓ located verbatim in the source · abstract, characters 580–649
t0

“olive trees”

✓ located verbatim in the source · title, characters 13–24

Title

Responses of olive trees (cv. Chemlali) after five years of experiment to potassium mineral nutrition under rainfed condition

Olfa Elloumi; Mohamed Ghrab; Mehdi Ben Mimoun eScholarship (California Digital Library) 2009

Other claims from this paper (4)

Record rev-2c0aab097a641f83eecdd808f06122b2710de1153f4543dcbaac1e277e57f02d · schema claims-v0.9 · position 1 in the model’s answer

application · yield · Olea europaea (common olive)Positive and negative results

36 papers: 35 positive, 1 negative or no effect

34 papers in the same direction as this claim · 1 in the opposite direction

  1. no effect
    Foliar boron did not significantly influence olive fruit set; treated and untreated values were 4.29 and 4.65%, respectively.

    EFFECT OF FOLIAR BORON APPLICATION ON OLIVE (OLEA EUROPAEA L.) FRUIT SET AND YIELD · 2010 · compared with not treated plants

    Opposite direction

  2. positive
    Foliar boron application increased both the percentage of perfect flowers and fruit set in olive.

    Foliar Boron Application Improves Flower Fertility and Fruit Set of Olive · 2001

    Same direction

  3. positive
    Foliar nano-silicon at 90% IWR improved yield and fruit weight of Kalamata olive trees compared with 80% IWR.

    Foliar Application of Nano-Silicon Improves the Physiological and Biochemical Characteristics of ‘Kalamata’ Olive Subjected to Deficit Irrigation in a Semi-Arid Climate · 2022 · compared with 80% IWR

    Same direction

  4. positive
    Foliar boron application enhanced in vitro pollen germination of olive.

    Olive Fertility as Affected by Cross-Pollination and Boron · 2012

    Same direction

  5. positive
    GA3 at 30 ppm improved yield more than other GA3 concentrations and control.

    Roles of gibberellic acid and zinc sulphate in increasing size and weight of olive fruit · 2009 · compared with other concentrations and control

    Same direction

  6. positive
    Soil application of composted olive mill by-products increased olive yield by 9% on average compared with untreated soils.

    Composted Olive Mill By-products: Compost Characterization and Application on Olive Orchards · 2013 · compared with untreated soils

    Same direction

  7. positive
    Foliar sprays on olive trees (cv. Carolea) increased vegetative parameters and yield in the first two years.

    FOLIAR FERTILIZATION: A VALID ALTERNATIVE FOR OLIVE CULTIVAR · 2002

    Same direction

  8. positive
    Spraying MLE and SWE increased fruit set percentages in olive trees.

    Influence of Spraying Some Biostimulants on Yield, Fruit Quality, Oil Fruit Content and Nutritional Status of Olive (Olea europaea L.) under Salinity · 2023

    Same direction

27 papers more in this group

See all 36 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.