Intervention effectmodel-written summary

25% organic and 75% mineral nitrogen gave the highest tuber yield in each season.

A claim from Improvement of loamy sand soil and potato plant productivity under integrated organic and inorganic nitrogen fertilizers · 2018

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

25% organic and 75% mineral nitrogen gave the highest tuber yield in each season.

Taxon
potato plantSolanum tuberosumt0
Treatment
25%N organic fertilizer with 75% N minerale0
Outcome
tuber yielde0
Direction
higheste0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

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 highest tuber yield was ascertained by applying the treatment 25%N organic fertilizer with 75% N mineral for each season”

✓ located verbatim in the source · abstract, characters 1523–1647
t0

“potato plant”

✓ located verbatim in the source · title, characters 35–47

Title

Improvement of loamy sand soil and potato plant productivity under integrated organic and inorganic nitrogen fertilizers

Azza Ahmed; M. Shahien Archives of Agriculture Sciences Journal/Archives of Agriculture Sciences Journal 2018. doi:10.21608/aasj.2018.23564

Other claims from this paper (12)

Record rev-e003e7ecd79fb8ff163574beea5ef16f16c3e6443a55986267a89f9bca3d0f6d · schema claims-v0.9 · position 9 in the model’s answer

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

450 papers: 394 positive, 56 negative or no effect

393 papers in the same direction as this claim · 48 in the opposite direction · 8 reporting no difference from an alternative

  1. negative
    Without fertilizer potato yield fell more than winter rye yield.

    The influence of fertilization and rotation on soil organic matter and plant yields in the long-termEternal Rye trial in Halle (Saale), Germany · 2000 · compared with winter rye

    Opposite direction

  2. negative
    Vegetable yields under compost treatments were lower than under mineral fertilizers during the first two years.

    Enhanced Food Quality: Effects of Composts on the Quality of Plant Foods · 1993 · compared with mineral fertilizers

    Opposite direction

  3. no effect
    Nitrogen fertilization in the greenhouse did not increase cyanophycin yield compared with control tubers.

    Tuber‐specific cphA expression to enhance cyanophycin production in potatoes · 2009 · compared with control tubers

    Opposite direction

  4. no effect
    Increasing fertiliser in the field did not greatly increase potato nutrient uptake, particularly P and K, growth or yield.

    Effects of Globodera Rostochiensis and Fertilisers On the Mineral Nutrient Content and Yield of Potato Plants · 1980

    Opposite direction

  5. no effect
    Tuber yield was not increased when N fertilizer was applied to potato after forage crops.

    The effects of forage grasses and legumes on subsequent potato yield, nitrogen cycling, and soil properties · 2022

    Opposite direction

  6. no effect
    Potassium fertilization had no significant influence on harvest index.

    Nitrogen and Potassium Fertilization Responses of Potato (Solanum tuberosum) cv. Spunta · 2012

    Opposite direction

  7. no effect
    BCA treatments with half fertilizer did not differ significantly from the fully fertilized control in tuber number and weight.

    Control of bacterial wilt (ralstoniasolanacearum) in potato (Solanum tuberosum) using rhizobacteria and arbuscular mycorrhiza fungi. · 2018 · compared with complete fertilized control

    Opposite direction

  8. negative
    The highest K fertilizer application reduced potato tuber yield.

    Total soil electrical conductivity and critical soil K+ to Ca2+ and Mg2+ ratio for potato crops · 1999

    Opposite direction

441 papers more in this group

See all 450 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.