Intervention effectmodel-written summary

Omitting K reduced grain yield by 17.5%.

A claim from Nutrient omissions effects on growth, yield, water productivity and profitability of wheat (Triticum aestivum) in maize (Zea mays)-wheat cropping system · 2018

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Omitting K reduced grain yield by 17.5%.

Treatment
Ke0
Outcome
grain yielde0
Direction
reductione0
Value
17.5%e0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingQualifier

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Omission of P and K resulted in 12.4 and 17.5% reduction in grain yield, respectively”

✓ located verbatim in the source · abstract, characters 1114–1199
t0

“of wheat (Triticum aestivum)”

✓ located verbatim in the source · title, characters 82–110

Title

Nutrient omissions effects on growth, yield, water productivity and profitability of wheat (Triticum aestivum) in maize (Zea mays)-wheat cropping system

EKTA JOSHI; A K VYAS; ANCHAL DASS; et al. The Indian Journal of Agricultural Sciences 2018. doi:10.56093/ijas.v88i6.80645

Other claims from this paper (9)

Record rev-e62cc757a97014e7597ae8fe2d893ebb4bcff4d62c1182369e0d4531c3fb62db · schema claims-v0.9 · position 4 in the model’s answer

potassium · yield · Triticum aestivum (wheat)Positive and negative results

257 papers: 227 positive, 30 negative or no effect

226 papers in the same direction as this claim · 29 in the opposite direction · 1 reporting no difference from an alternative

This claim is about lacking the nutrient, so it counts the other way round here.

  1. negative
    NK reduced yield to near the unfertilized control level.

    Effects of Long-Term Fertilization on Leaf Photosynthetic Characteristics and Grain Yield in Winter Wheat · 2004 · compared with no fertilizer

    Opposite direction

  2. no effect
    Nano-N with 75% conventional N gave wheat and maize grain yield at par with full conventional fertilizer.

    Changes in microbial community structure and yield responses with the use of nano-fertilizers of nitrogen and zinc in wheat–maize system · 2024 · compared with N 100 PK

    Opposite direction

  3. no effect
    Incorporating P and K into the subsoil did not further change wheat yield.

    The effects of subsoiling and deep incorporation of P and K fertilizers on the yield and nutrient uptake of barley, potatoes, wheat and sugar beet grown in rotation · 1979

    Opposite direction

  4. no effect
    Applications of multiple nutrients did not significantly increase wheat yield.

    Evidence for the involvement of the root lesion nematode Pratylenchus thornei in wheat yield decline in northern New South Wales · 1987

    Opposite direction

  5. negative
    Enterobacter cloacae Rhizo_33 without potassium increased grain yield by 19·16%.

    Impact of plant growth promoting rhizobacteria on different forms of soil potassium under wheat cultivation · 2019

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

  6. no effect
    Wheat biomass did not increase with potassium addition.

    Differential response of weed and crop species to potassium and sulphur fertilizers · 2007

    Opposite direction

  7. no effect
    Potassium rates did not significantly affect harvest index.

    Potassium Fertilization and its Level on Wheat (Triticum aestivum) Yield in Shallow Depth Soils of Northern Ethiopia · 2017

    Opposite direction

  8. no effect
    K had no significant effect on grain yield or total dry matter.

    Effect of Potassium and Nitrogen Fertilization on Lysine, Methionine, and Total Protein Contents of Wheat Grain, Triticum aestivum L. em. Thell.1 · 1972

    Opposite direction

248 papers more in this group

See all 257 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.