Intervention effectmodel-written summary

Pre-harvest foliar application of plant extracts significantly enhanced growth and yield attributes of potatoes.

A claim from Foliar Application with Plant-Derived Extracts Enhances Growth, Physiological Parameters, and Yield of Potatoes (Solanum tuberosum L.) · 2023

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Pre-harvest foliar application of plant extracts significantly enhanced growth and yield attributes of potatoes.

Taxon
potatoesSolanum tuberosume0
Treatment
Pre-harvest foliar application of various plant extractse0
Outcome
plant growth and yield attributese0
Direction
enhancede0
Qualifier
p ≤ 0.05e0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValue

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

Solanum tuberosum
Solanum tuberosum · TaxonScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Pre-harvest foliar application of various plant extracts significantly enhanced (p ≤ 0.05) the plant growth and yield attributes of the potatoes”

✓ located verbatim in the source · abstract, characters 929–1073

Title

Foliar Application with Plant-Derived Extracts Enhances Growth, Physiological Parameters, and Yield of Potatoes (Solanum tuberosum L.)

Siphokuhle Mbuyisa; Isa Bertling; Bonga Lewis Ngcobo IECAG 2023 2023. doi:10.3390/iecag2023-15385

Other claims from this paper (1)

Record rev-e9a71852335b1f9a9b8364aed61a68f38e5eebe0e343accb5cc2770433a2f5f4 · schema claims-v0.9 · position 1 in the model’s answer

botanical · yield · Solanum tuberosum (potato)Positive and negative results

39 papers: 35 positive, 4 negative or no effect

34 papers in the same direction as this claim · 4 in the opposite direction

  1. positive
    Pre-harvest foliar application of plant extracts significantly enhanced potato growth, physiological and yield attributes.

    Impact of Foliar-Applied Plant Extracts on Growth, Physiological and Yield Attributes of the Potato (Solanum tuberosum L.) · 2023

    Same directionCites this paper

  2. negative
    The 1.2% neem plus PBO treatment produced low tuber yield, suggesting phytotoxicity.

    Feeding Inhibition and Mortality Effects of Neem-Seed Extract on the Colorado Potato Beetle (Coleoptera: Chrysomelidae) · 1988

    Opposite direction

  3. negative
    Nettle extract plots had the lowest tuber yield apart from untreated controls.

    Studies on the effects of stinging nettle extract, phosphoric acid and conventional fungicide combinations on the management of potato late blight and tuber yield in the Highlands of Kenya · 2014 · compared with corresponding treatments

    Opposite direction

  4. no effect
    Botanical treatment did not affect plant emergence or yield.

    Management of Black scurf (Rhizoctomia solani) of potato through seed treatment with botanicals · 2009

    Opposite direction

  5. negative
    Stinging nettle extract gave the lowest tuber yield apart from untreated control.

    Efficacy of fungicide combinations, phosphoric acid and plant extract from stinging nettle on potato late blight management and tuber yield · 2012 · compared with other treatments

    Opposite direction

  6. positive
    Potatoes sprayed with a 2% neem extract had higher yields than control plots and the other treatments.

    An Evaluation of Companion Planting and Botanical Extracts as Alternative Pest Controls for the Colorado Potato Beetle · 2006 · compared with control plots

    Same direction

  7. positive
    CFE and/or SA increased potato tuber weight, number and yield under drought.

    Foliar Supplementation of Clove Fruit Extract and Salicylic Acid Maintains the Performance and Antioxidant Defense System of Solanum tuberosum L. under Deficient Irrigation Regimes · 2021

    Same direction

  8. positive
    Interactions among humic acid and seaweed extract treatments had a positive significant effect on yield quantitative characters.

    EFFECT OF HUMIC ACID AND SEAWEED EXTRACTS ON GROWTH AND YIELD OF POTATO PLANT (Solanum tubersum L) DESIREE CV. · 2011

    Same direction

30 papers more in this group

See all 39 papers →

application · yield · Solanum tuberosum (potato)Positive and negative results

191 papers: 177 positive, 14 negative or no effect

176 papers in the same direction as this claim · 14 in the opposite direction

  1. positive
    Pre-harvest foliar application of plant extracts significantly enhanced potato growth, physiological and yield attributes.

    Impact of Foliar-Applied Plant Extracts on Growth, Physiological and Yield Attributes of the Potato (Solanum tuberosum L.) · 2023

    Same directionCites this paper

  2. no effect
    Foliar zinc below 1.08 g per plant did not significantly affect Maris Piper tuber yield.

    Bio-fortification of potato tubers using foliar zinc-fertiliser · 2012

    Opposite direction

  3. no effect
    Foliar P had no effect on tuber number or yield.

    Effects of soil- and foliar-applied phosphorus fertilizers on the potato (Solanum tuberosum) crop · 2001

    Opposite direction

  4. negative
    Root dipping lowered harvestable dry matter yield compared with soil infestation for potato Element and Astarte, flax, sugarbeet and barley.

    Formation of microsclerotia of Verticillium dahliae on various crops · 1995 · compared with soil infestation treatment

    Opposite direction

  5. no effect
    Nimbicidine spray did not significantly influence plant growth or tuber yield.

    Effect of PLRV infected seed tuber on disease incidence, plant growth and yield parameters of potato · 1970

    Opposite direction

  6. no effect
    Spraying time had no remarkable influence on potato growth and yield.

    The effect of foliar application of seaweed extract on potato · 1989

    Opposite direction

  7. no effect
    None of the potato spray treatments affected tuber yield or shape.

    Substituted benzoic and picolinic acids as foliar sprays against potato common scab · 1988

    Opposite direction

  8. no effect
    Foliar proline did not significantly affect most potato yield parameters.

    Photosynthetic Response of Potato Plants to Soil Salinity · 2014

    Opposite direction

182 papers more in this group

See all 191 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.