Intervention effectmodel-written summary

Combined spray produced maximum fruit firmness of 3.91 kg cm–2.

A claim from Effect of Foliar Application of Humic Acid and Calcium Chloride on tomato growth · 2014

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Combined spray produced maximum fruit firmness of 3.91 kg cm–2.

Treatment
Foliar application of Ca (15 mM) + HA (30 ppm)e1
Outcome
fruit firmnesse0
Direction
maximume1
Value
3.91 kg cm–2e0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingQualifier

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“fruit firmness (3.91 kg cm–2)”

✓ located verbatim in the source · abstract, characters 1155–1184
e1

“Foliar application of Ca (15 mM) + HA (30 ppm) resulted in the maximum TSS (5.14 °Brix)”

✓ located verbatim in the source · abstract, characters 991–1078
t0

“tomato”

✓ located verbatim in the source · title, characters 67–73

Title

Effect of Foliar Application of Humic Acid and Calcium Chloride on tomato growth

Mohsen Kazemi 2014

Other claims from this paper (8)

Record rev-a1afb48ed2cd4a86b9803bc7f9cb3932814a1518e8eea5bd9d35e20f0252d36d · schema claims-v0.9 · position 7 in the model’s answer

calcium atom · quality: postharvest · Solanum lycopersicum (tomato)Results differ

40 papers: 29 positive, 11 negative or no effect

28 papers in the same direction as this claim · 10 in the opposite direction · 1 reporting no difference from an alternative

  1. negative
    At 2.5 mmol L‐1 calcium, seeds were small, malformed and black.

    Composition and quality of tomato fruit cultivated in nutrient solutions containing different calcium concentrations · 1998

    Opposite direction

  2. negative
    Fruit calcium above 40 mg/100 g fresh weight inhibited ripening.

    Effect of Calcium and Other Minerals on Ripening of Tomatoes · 1979

    Opposite direction

  3. negative
    Substantial calcium infiltration completely inhibited whole tomato fruit ripening.

    EFFECT OF CALCIUM ON ACTIVITY OF MITOCHONDRIA AND PECTIC ENZYMES ISOLATED FROM TOMATO FRUITS · 1980

    Opposite direction

  4. negative
    Omitting Ca enhanced the fri green color index.

    Nutrition in tomato (Solanum lycopersicum L) as affected by light: revealing a new role of phytochrome A · 2016

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

  5. no effect
    Drained weight and firmness of diced tomatoes did not depend on whether Ca was added before or after mechanical abuse.

    TIMING OF CALCIUM TREATMENT ON RESISTANCE OF RAW AND CANNED DICED TOMATOES TO MECHANICAL ABUSE · 2005 · compared with after the mechanical abuse

    Opposite direction

  6. no effect
    Ca rate did not affect tomato fruit firmness on either soil.

    POTASSIUM SOURCE AND RATE AND CALCIUM RATE EFFECTS ON TOMATO YIELD AND QUALITY. · 1990

    Opposite direction

  7. negative
    Calcium-treated tomato fruits had greater weight loss during ambient storage.

    Preharvest calcium chloride application improves postharvest keeping quality of tomato (Lycopersicon esculentum Mill.) · 2015

    Opposite direction

  8. no effect
    Calcium addition showed no significant difference in shearing force (firmness) of fresh or stored tomatoes.

    Effect of Applied Foliar Calcium on Ease of Peeling of Tomato Fruit · 2000

    Opposite direction

31 papers more in this group

See all 40 papers →

application · quality: postharvest · Solanum lycopersicum (tomato)Positive and negative results

61 papers: 51 positive, 10 negative or no effect

50 papers in the same direction as this claim · 10 in the opposite direction

  1. positive
    Foliar potassium thiosulfate enhanced firmness and increased titratable acidity.

    Improving Quality Attributes of Tomato during Cold Storage by Preharvest Foliar Application of Calcium Chloride and Potassium Thiosulfate · 2019

    Same directionCites this paper

  2. negative
    Foliar ASM applications on grafted tomato plants negatively affected total marketable yield compared with drip ASM applications on grafted plants or nontreated grafted control.

    Foliar Applications of Acibenzolar-S-Methyl Negatively Affect the Yield of Grafted Tomatoes in Fields Infested withRalstonia solanacearum · 2017 · compared with drip ASM applications on grafted plants or nontreated grafted control

    Opposite direction

  3. no effect
    Foliar fungicide did not significantly increase total fruit yield or yield of marketable fruit in processing tomato.

    Effects of foliar fungicide sprays on disease and yield of processing tomatoes in Ontario · 1993 · compared with no fungicide application

    Opposite direction

  4. no effect
    No significant differences in quality of marketable fruit were found for any soil and foliar treatment combination in either year.

    Foliar-Applied Seaweed and Fish Powder Do Not Improve Yield and Fruit Quality of Organically Grown Processing Tomatoes · 2000

    Opposite direction

  5. no effect
    Foliar calcium chloride sprays did not affect tomato fruit texture.

    Impact of Supplemental Calcium Chloride on Yield, Quality, Nutrient Status, and Postharvest Attributes of Tomato · 2014

    Opposite direction

  6. no effect
    Insecticide scheduling did not affect fruit size, marketable yield or fruit count.

    Yield Response of Staked, Fresh-market Tomatoes to Reduced Use of Fertilizers and Insecticides1 · 1982

    Opposite direction

  7. no effect
    Dipping tomato fruits in 8% CaCl2 for ten minutes had no beneficial effect on shelf life or quality retention.

    Effects of Different Post-harvest Treatments on Physico-Chemical Attributes and Shelf Life of Tomato Fruits · 2017

    Opposite direction

  8. no effect
    Neither vapour pressure deficit nor temperature at spraying influences the ripening rate of tomato after ethephon

    Effect of vapour pressure deficit and temperature at spraying time on the ripening response of tomatoes to ethephon · 1978

    Opposite direction

52 papers more in this group

See all 61 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.