Intervention effectmodel-written summary

Grain yield rose from 80 to 120 kg N ha-1.

A claim from Zinc and Iron Concentration as Affected by Nitrogen Fertilization and Their Localization in Wheat Grain · 2018

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Grain yield rose from 80 to 120 kg N ha-1.

Treatment
120 kg N ha-1e0
Outcome
Grain yielde0
Direction
increasede0
Comparator
80e0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSettingValueQualifier

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

“Grain yield increased from 80 to 120 kg N ha-1 rates only”

✓ located verbatim in the source · abstract, characters 1019–1076
e1

“Wheat (Triticum aestivum var. Krabat)”

✓ located verbatim in the source · abstract, characters 301–338

Title

Zinc and Iron Concentration as Affected by Nitrogen Fertilization and Their Localization in Wheat Grain

Bal R. Singh; Yadu N. Timsina; Ole C. Lind; et al. Frontiers in Plant Science 2018. doi:10.3389/fpls.2018.00307

Other claims from this paper (8)

Record rev-69ddc60ccfa781efc1883e21bb05a4c551cfe6fcc5ac107b0c329bd53ee98e1f · 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
    Wheat grain yield was highest at 240 kg N ha−1 applied through vegetative growth stages, at 8230 kg ha-1.

    Wheat yield and grain protein response to nitrogen amount and timing. · 2011

    Same directionCited by this paper

  2. positive
    Zabardast Urea increased wheat yield by 12% over the non zinc control.

    Bioactive Nutrient Fortified Fertilizer: A Novel Hybrid Approach for the Enrichment of Wheat Grains With Zinc · 2021 · compared with non-Zn control

    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.