Intervention effectmodel-written summary

Tomato yield under CF100, VC100 and VC50 + CF50 was statistically at par among these optimal-dose treatments.

A claim from Comparative assessment of conventional and organic nutrient management on crop growth and yield and soil fertility in tomato-sweet corn production system · 2013

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Tomato yield under CF100, VC100 and VC50 + CF50 was statistically at par among these optimal-dose treatments.

Treatment
CF100, VC100 and VC50 + CF50e1
Outcome
yielde1
Direction
statistically at pare1

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

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

“Field experiments were conducted to study the effect of organic and conventional fertilizer sources on growth, yield, and nitrogen use efficiency of tomato and sweet corn crop and on changes in chemical and biological properties in acid lateritic soil of eastern India”

✓ located verbatim in the source · abstract, characters 146–414
e1

“The treatments with optimal dose of fertilizer application i.e. CF100, VC100 and VC50 + CF50 were statistically at par and they were significantly superior to suboptimal dose of VC with other organic sources, in increasing yield of both tomato and sweet corn”

✓ located verbatim in the source · abstract, characters 930–1188

Title

Comparative assessment of conventional and organic nutrient management on crop growth and yield and soil fertility in tomato-sweet corn production system

Kanu Murmu; Dillip Kumar Swain; Bijoy Chandra Ghosh Australian Journal of Crop Science 2013

Other claims from this paper (9)

Record rev-50996f435e503e8ec61ed40a24ccc0645ed92af15b1411e1dd6fa7aa39c02c15 · schema claims-v0.9 · position 3 in the model’s answer

potassium · yield · Solanum lycopersicum (tomato)Results differ

80 papers: 67 positive, 13 negative or no effect

13 papers in the same direction as this claim · 66 in the opposite direction

  1. positive
    Fruit production increased with potassium concentration in both cultivars.

    Potassium Level and Physiological Response and Fruit Quality in Hydroponically Grown Tomato · 2009

    Opposite direction

  2. positive
    Potassium application improved tomato growth and yield, especially in salt-tolerant genotypes.

    Soil and foliar application of potassium enhances fruit yield and quality of tomato under salinity · 2014

    Opposite direction

  3. positive
    High nutrient concentration increased tomato total yield.

    EFFECT OF N, P, K CONCENTRATIONS ON YIELD AND FRUIT QUALITY OF TOMATO (SOLANUM LYCOPERSICUM L.) IN TUFF CULTURE · 2010 · compared with control nutrient solution

    Opposite direction

  4. positive
    Tomato fruit diameter increased up to 150 kg K2O/ha and then decreased.

    Effect of Potassium Levels on Productivity and Fruit Quality of Tomato (Lycopersicon esculentum L.) · 2018

    Opposite direction

  5. positive
    Potassium application significantly increased tomato yield.

    Effect of potash application on yield and quality of tomato (Lycopersicon esculentum Mill.). · 2010

    Opposite direction

  6. positive
    EC 0.9+P+K enhanced fruit yield.

    Influence of Nutrient Concentration and Composition on the Growth, Uptake Patterns of Nutrient Elements and Fruit Coloring Disorder for Tomatoes Grown in Extremely Low-volume Substrate · 2015

    Opposite direction

  7. positive
    The specified N:K ratios increased total tomato fruit yield irrespective of hydroponic system or season.

    Effects of substrate hydroponic systems and different N and K ratios on yield and quality of tomato fruit · 2018

    Opposite direction

  8. positive
    Potassium spray increased tomato growth, flower and fruit traits.

    Effect of Gibberellic Acid and Potassium Nitrate Spray on Vegetative Growth and Reproductive Characteristics of Tomato · 2014

    Opposite direction

71 papers more in this group

See all 80 papers →

phosphorus · yield · Solanum lycopersicum (tomato)Results differ

101 papers: 80 positive, 21 negative or no effect

21 papers in the same direction as this claim · 79 in the opposite direction

  1. positive
    Phosphate solubilising bacterial inoculation increased crop yield.

    Phosphate solubilising bacteria (Bacillus polymyxa) - An effective approach to mitigate drought in tomato (Lycopersicon esculentum Mill.) · 2015

    Opposite direction

  2. positive
    Standard doses of N, P and K fertilizers raised tomato yield by 61.82%.

    Impact of Trichoderma-enriched Biofertilizer on the Growth and Yield of Mustard (Brassica rapa L.) and Tomato (Solanum lycopersicon Mill.) · 2012 · compared with control

    Opposite direction

  3. positive
    Ten days of phosphorus deficiency reduced flower number on the first tomato truss.

    Effect of Phosphorus Nutrition and Cytokinins on Flowering in the Tomato, Lycopersicon esculentum Mill · 1976

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

  4. positive
    The organic mineral and biofertilizer mixture increased tomato fruit yield by 30% compared with inorganic fertilization.

    Comparison between organic and inorganic nutrition for tomato · 2017 · compared with inorganic fertilization

    Opposite direction

  5. positive
    Adding plant-based nitrogen and phosphorus liquid fertilizer after deficiencies appeared yielded about 80% of the hydroponic control.

    Organic Fertilizers for Greenhouse Tomatoes: Productivity and Substrate Microbiology · 2009 · compared with hydroponic control

    Opposite direction

  6. positive
    The high P level increased seed yield in tomato.

    The influence of mineral nutrition on fruit yield, seed yield and quality in tomato · 1985

    Opposite direction

  7. positive
    Higher phosphorus level increased tomato fruit yield.

    Effect of mycorrhiza and phosphorus content in nutrient solution on the yield and nutritional status of tomato plants grown on rockwool or coconut coir · 2015

    Opposite direction

  8. positive
    High nutrient concentration increased tomato total yield.

    EFFECT OF N, P, K CONCENTRATIONS ON YIELD AND FRUIT QUALITY OF TOMATO (SOLANUM LYCOPERSICUM L.) IN TUFF CULTURE · 2010 · compared with control nutrient solution

    Opposite direction

92 papers more in this group

See all 101 papers →

nitrogen · yield · Solanum lycopersicum (tomato)Positive and negative results

210 papers: 172 positive, 38 negative or no effect

38 papers in the same direction as this claim · 171 in the opposite direction

  1. positive
    Rich organic nitrogen sources, especially yeast extracts, promoted FJAT-46737 fengycin production.

    Biocontrol of tomato bacterial wilt by the new strain Bacillus velezensis FJAT-46737 and its lipopeptides · 2020

    Opposite direction

  2. positive
    Nitrogen rates above 750 mg N plant –1 week –1 enhanced shoot biomass.

    Effects of nitrate‐, ammonium‐, and organic‐nitrogen‐based fertilizers on growth and yield of tomatoes · 2005

    Opposite direction

  3. positive
    Applied N increased tomato yield under polyethylene in all three years.

    Nitrogen Requirements of Fresh-market Tomatoes on Hairy Vetch and Black Polyethylene Mulch · 1997

    Opposite direction

  4. positive
    Standard doses of N, P and K fertilizers raised tomato yield by 61.82%.

    Impact of Trichoderma-enriched Biofertilizer on the Growth and Yield of Mustard (Brassica rapa L.) and Tomato (Solanum lycopersicon Mill.) · 2012 · compared with control

    Opposite direction

  5. positive
    Moderate and high greenhouse nitrogen levels increased tomato early field yields.

    Transplant Age and N and P Nutrition Effects on Growth and Yield of Tomatoes · 1989

    Opposite direction

  6. positive
    NH4OH at 500 and 1000 kg N/ha increased tomato yield.

    Use of ammonia-releasing compounds for control of the root-knot nematode Meloidogyne javanica · 2002 · compared with untreated controls

    Opposite direction

  7. positive
    More frequent nitrogen application increased yield at Clayton.

    Nitrogen Application Frequency for Drip-irrigated Tomatoes · 1991

    Opposite direction

  8. positive
    Adding plant-based nitrogen and phosphorus liquid fertilizer after deficiencies appeared yielded about 80% of the hydroponic control.

    Organic Fertilizers for Greenhouse Tomatoes: Productivity and Substrate Microbiology · 2009 · compared with hydroponic control

    Opposite direction

201 papers more in this group

See all 210 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.