Intervention effectmodel-written summary

Soil fertilizer decreased tuber nitrates by 15% under 100% NPK.

A claim from Content of nitrates in potato tubers depending on the organic matter, soil fertilizer, cultivation simplifications applied and storage · 2015

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Soil fertilizer decreased tuber nitrates by 15% under 100% NPK.

Treatment
soil fertilizere0
Outcome
content of nitrates in tuberse0
Direction
decreasede0
Value
15%e0
Qualifier
100% NPKe0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSetting

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

“The soil fertilizer used significantly decreased the content of nitrates in tubers by 15% for 100% NPK”

✓ located verbatim in the source · abstract, characters 1235–1337
t0

“potato”

✓ located verbatim in the source · title, characters 23–29

Title

Content of nitrates in potato tubers depending on the organic matter, soil fertilizer, cultivation simplifications applied and storage

Jarosław Pobereżny; Elżbieta Wszelaczyńska; Dorota Wichrowska; et al. Chilean journal of agricultural research 2015. doi:10.4067/s0718-58392015000100006

Other claims from this paper (6)

Record rev-da2dba33ec048a5278a3df644b02877edbe7fe2840cd8cd41fc919eb22e109a5 · schema claims-v0.9 · position 4 in the model’s answer

fertilization · molecular: metabolites · Solanum tuberosum (potato)Positive and negative results

45 papers: 28 positive, 17 negative or no effect

27 papers in the same direction as this claim · 14 in the opposite direction · 3 reporting no difference from an alternative

  1. no effect
    Fertilizers did not affect tuber minerals other than potassium.

    Effect of fertilization with multinutrient complex fertilizers on tuber quality of very early potato cultivars. · 2012

    Opposite directionCited by this paper

  2. negative
    Lower nitrogen fertilization increased acrylamide generation during frying by 30-65%.

    Influence of Fertilization on Acrylamide Formation during Frying of Potatoes Harvested in 2003 · 2005

    Opposite direction

  3. negative
    Only nitrogen application affected total glycoalkaloid content, which increased linearly with fertilizer concentration.

    Effect of Integrated Management of Nitrogen Fertilizer and Cattle Manure on the Leaf Chlorophyll, Yield, and Tuber Glycoalkaloids of Agria Potato · 2012

    Opposite direction

  4. no effect
    Fertiliser levels did not influence chlorogenic acid content.

    chlorogenic acid content and antioxidant properties of potato tubers as related to nitrogen fertilisation · 1999

    Opposite direction

  5. negative
    Mineral fertilization in integrated and conventional systems increased tuber chaconine by 22%.

    Toxic compound levels in potatoes are dependent on cultivation methods · 2013 · compared with ecological plots

    Opposite direction

  6. no effect
    Organomineral versus mineral fertilizer did not significantly differ in winter total, commercial and special tuber outcomes.

    Performance of organomineral fertilizer in winter and rainy potato crop · 2017 · compared with mineral

    Opposite direction

  7. negative
    Nitrogen above 120 kg N ha -1 with FYM raised nitrate content beyond the toxicity threshold

    Effect of organic and nitrogen fertilization on selected components in potato tubers grown in a simplified crop rotation · 2014

    Opposite direction

  8. negative
    Mineral fertilizer doses decreased soil humus by 0.1.. .0.2%.

    Efficiency of complex application of fertilizers in fodder crop rotation on sod-podzolic soil in the conditions of middle taiga zone of the Euro-North-East · 2017

    Opposite direction

36 papers more in this group

See all 45 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.