Intervention effectmodel-written summary

Ascorbic acid of tomato fruit was highest (10.95 mg/100g) with 2.5 kg B + 6 kg Zn/ha and the recommended NPK dose.

A claim from Quality of tomato (Lycopersicon esculentum Mill.) as influenced by boron and zinc under different levels of NPK fertilizers · 1970

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Ascorbic acid of tomato fruit was highest (10.95 mg/100g) with 2.5 kg B + 6 kg Zn/ha and the recommended NPK dose.

Treatment
combination of 2.5 kg B+ 6 kg Zn/ha and recommended dose of NPK fertilizerse2
Outcome
ascorbic acide1
Direction
higheste1
Value
10.95 mg/100ge1

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

e1

“The highest pulp weight (88.14%), dry matter content (5.34%), TSS (4.50%), acidity (0.47%), ascorbic acid (10.95 mg/100g)”

✓ located verbatim in the source · abstract, characters 760–881
e2

“combination of 2.5 kg B+ 6 kg Zn/ha and recommended dose of NPK fertilizers”

✓ located verbatim in the source · abstract, characters 1079–1154
e3

“on quality of tomato”

✓ located verbatim in the source · abstract, characters 279–299

Title

Quality of tomato (Lycopersicon esculentum Mill.) as influenced by boron and zinc under different levels of NPK fertilizers

MA Salam; MA Siddique; MA Rahim; et al. Bangladesh Journal of Agricultural Research 1970. doi:10.3329/bjar.v35i3.6454

Other claims from this paper (8)

Record rev-6519bd1cede14ca8da99d62b4d498cb406f3615e00d03542e7531d3c995a215b · schema claims-v0.9 · position 5 in the model’s answer

zinc atom · quality: phytochemicals · Solanum lycopersicum (tomato)Positive and negative results

18 papers: 16 positive, 2 negative or no effect

15 papers in the same direction as this claim · 2 in the opposite direction

  1. no effect
    Ascorbic-acid content of tomato fruits was not affected by limiting manganese, zinc, copper or molybdenum.

    Effects of Micro-Nutrient Deficiencies on Growth and Vitamin Content of the Tomato · 1943

    Opposite direction

  2. no effect
    Zinc fertilization had no positive effect on lycopene content.

    The effect of zinc fertilization on yield and quality of commercial processing tomato (Solanum lycopersicum L.) cultivars · 2024

    Opposite direction

  3. positive
    The combined nutrient mixture enhanced tomato vitamin C content.

    Role of macro-nutrients and micro-nutrients in enhancing the quality of tomato · 2011

    Same direction

  4. positive
    Combined Zn and Fe gave highest fruit lycopene content of 2.25 mg/100 g.

    Effects of Zn, Fe and their Combination Treatments on the growth and yield of tomato · 2013

    Same direction

  5. positive
    Ascorbic acid was highest (11.2 mg/100g) with the best combination.

    Quality Of Tomato As Influenced By Boron And Zinc In Presence Of Different Doses Of Cowdung · 1970

    Same direction

  6. positive
    Mixed nutrients increased lycopene content to 8.87 mg/100 g.

    Response of tomato (Solanum lycopersicum) to foliar application of micronutrients under low cost protected structure in acidic soil of Meghalaya · 2018 · compared with over the treatments having either Ca, B, Zn, Mo, Cu alone or multiplex without calcium as well as control

    Same direction

  7. positive
    T9 had reported vitamin C of 14.10mg/100g fruit pulp.

    Growth, yield and quality of cherry tomato (Lycopersicon esculentum var. cerasiforme) as influenced by foliar application of Zinc and Boron · 2017

    Same direction

  8. positive
    Combined Zn and B significantly increased tomato carotene content.

    Nutritional enrichment of tomato (Lycopersicon esculentum L.) through Zinc (Zn) and Boron (B) Fertilization · 2022

    Same direction

9 papers more in this group

See all 18 papers →

fertilization · quality: phytochemicals · Solanum lycopersicum (tomato)Positive and negative results

171 papers: 155 positive, 16 negative or no effect

154 papers in the same direction as this claim · 14 in the opposite direction · 2 reporting no difference from an alternative

  1. negative
    Salinised nutrient solution suppressed \beta-carotene and lycopene contents in tomato fruit.

    Tomato fruit quality as influenced by salinity and nitric oxide · 2013

    Opposite direction

  2. negative
    All nitrogen fertilizers decreased fruit vitamin C concentrations.

    Effects of forms and rates of organic and inorganic nitrogen fertilisers on the yield and some quality indices of tomatoes ( Lycopersicon esculentum Miller) · 1990

    Opposite direction

  3. no effect
    Potassium rate did not affect lycopene content.

    Responses of Fruit Yield and Quality of Processing Tomato to Drip‐Irrigation and Fertilizers Phosphorus and Potassium · 2011

    Opposite direction

  4. negative
    Phenolic content tended to decrease as vermicompost rose.

    Vermicompost soil amendment influences yield, growth responses and nutritional value of Kale (Brassica oleracea Acephala group), Radish (Raphanus sativus) and Tomato (Solanum lycopersicum L) · 2021

    Opposite direction

  5. no effect
    Nitrogen fertilization had no significant effect on ascorbic acid.

    Product quality of greenhouse tomatoes: effect of cultivars, organic N-fertilization and harvest time · 2007

    Opposite direction

  6. no effect
    Lycopene levels remained unchanged across water and nutrient supplies.

    Effects of limited water supply on metabolite composition in tomato fruits (Solanum lycopersicum L.) in two soils with different nutrient conditions · 2022

    Opposite direction

  7. no effect
    Fertilisation method did not significantly affect dry matter, vitamin C or nitrate content.

    The effect of fertilisation with fermented pig slurry on the quantitative and qualitative parameters of tomatoes (Solanum lycopersicum) · 2009

    Opposite direction

  8. no effect
    Boron and pruning did not noticeably affect vitamin C.

    Effect of Boron and Pruning on Tomato (Lycopersicum Esculentum Mill) Production and Quality · 2022

    Opposite direction

162 papers more in this group

See all 171 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.