Intervention effectmodel-written summary

Increasing nitrogen increased wheat straw yield.

A claim from Effect of Nitrogen and Potassium on Nutrient Content, Uptake and Grain Yield of Wheat · 2013

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Increasing nitrogen increased wheat straw yield.

Treatment
increase in nitrogen levele0
Outcome
strawe0
Direction
increasede0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

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

“The increase in nitrogen level increased the straw and wheat yield of wheat”

✓ located verbatim in the source · abstract, characters 148–223

Title

Effect of Nitrogen and Potassium on Nutrient Content, Uptake and Grain Yield of Wheat

Pradeep Kumar; Rakesh Kumar Singh; Archana Singh; et al. INTERNATIONAL JOURNAL OF AGRICULTURAL SCIENCES 2013

Other claims from this paper (7)

Record rev-e61091ecb480161181b96f119e9ee2600543b4fc910a878252f7d50de94410eb · schema claims-v0.9 · position 1 in the model’s answer

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

2,061 papers: 1,737 positive, 324 negative or no effect

1,736 papers in the same direction as this claim · 285 in the opposite direction · 39 reporting no difference from an alternative

  1. positive
    The KCl and urea foliar treatment had the highest grain yield of 2198 kg/ha.

    Effect of foliar application of nutrients on wheat (Triticum aestivum) crop performance, economics, resource use efficiency and soil properties under rainfed conditions · 2020

    Same directionCites this paper

  2. positive
    Combined foliar spray of 0.5% N (urea) + 0.5% K (KCl) significantly increased wheat grain yield, reaching 2224 kg ha-1.

    Influence of Foliar Fertilization of Nutrients on Growth, Yield and Economics of Wheat Under Sub-Tropical Rainfed Conditions · 2021

    Same directionCites this paper

  3. negative
    The lowest N rates reduced grain number per square metre at any given photothermal quotient.

    The effects of radiation and nitrogen on number of grains in wheat · 1995

    Opposite direction

  4. negative
    Severe drought with low nitrogen reduced grain yields.

    Nitrogen Nutrition Improves the Potential of Wheat (Triticum aestivum L.) to Alleviate the Effects of Drought Stress during Vegetative Growth Periods · 2016

    Opposite direction

  5. negative
    Low nitrogen reduced grain yield to 4.3 t/ha.

    The Effects of Prolonged Drought and Nitrogen Fertilizer on Root and Shoot Growth and Water Uptake by Winter Wheat · 1989 · compared with both N and water

    Opposite direction

  6. negative
    Terminal spikelet production was delayed by about 2 d at these N treatments in Aroona.

    Leaf Emergence, Tiller Growth, and Apical Development of Nitrogen‐Dificient Spring Wheat · 1993

    Opposite direction

  7. no effect
    Nitrogen level, N timing and seeding rate had no significant effect on spring wheat grain yield across environments.

    Seeding Rate and Nitrogen Management Effects on Spring Wheat Yield and Yield Components · 2007

    Opposite direction

  8. no effect
    ear weight changed with two nitrogen treatments.

    Effect of source‐sink relations and nitrogen nutrition on senescence and N remobilization in the flag leaf of wheat · 1991

    Opposite direction

2,052 papers more in this group

See all 2,061 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.