Intervention effectmodel-written summary

Postpollination foliar nitrogen increased protein in 70% of cases when yield goal was exceeded versus 23% otherwise.

A claim from Foliar Nitrogen Application Timing Influence on Grain Yield and Protein Concentration of Hard Red Winter and Spring Wheat · 2003

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Postpollination foliar nitrogen increased protein in 70% of cases when yield goal was exceeded versus 23% otherwise.

Treatment
Postpollination foliar Ne0
Outcome
proteine0
Direction
increasede0
Value
70%e0
Qualifier
only 23%e0
Comparator
when it was note0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSetting

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

“Postpollination foliar N increased protein 70% of the time when yield goal was exceeded compared with only 23% when it was not.”

✓ located verbatim in the source · abstract, characters 1264–1391
e1

“wheat (Triticum aestivum L.)”

✓ located verbatim in the source · abstract, characters 25–53

Title

Foliar Nitrogen Application Timing Influence on Grain Yield and Protein Concentration of Hard Red Winter and Spring Wheat

Anthony G. Bly; Howard J. Woodard Agronomy Journal 2003. doi:10.2134/agronj2003.0335

Other claims from this paper (4)

Record rev-2beae49008fcac9ae3ee9a04413dbdf4ef18daf8f5050631a844facb72ee777c · schema claims-v0.9 · position 5 in the model’s answer

application · quality: protein · Triticum aestivum (wheat)Positive and negative results

125 papers: 110 positive, 15 negative or no effect

109 papers in the same direction as this claim · 14 in the opposite direction · 1 reporting no difference from an alternative

  1. positive
    In Trial I, both rates of foliar nitrogen slightly improved grain protein concentration by about 2%.

    Crop sequence and in-season nitrogen (N) application effects on organic winter wheat (Triticum aestivum L.) yield and quality · 2017

    Same directionCites this paper

  2. positive
    Foliar N yielded 11% protein content versus 10% under soil N.

    Effect of soil- and foliar-applied nitrogen fertiliser on growth, yield and protein content of spring wheat (Triticum aestivum L.) under glasshouse conditions · 2017 · compared with soil N

    Same directionCites this paper

  3. no effect
    Foliar fungicide had no effect on grain protein, head density or kernels per head of winter wheat.

    Planting Date and Foliar Fungicide Effects on Yield Components and Grain Traits of Winter Wheat · 2001

    Opposite direction

  4. no effect
    Foliar Zn had no significant effect on wheat grain protein concentration.

    Foliar zinc fertilization improves the zinc nutritional value of wheat (Triticum aestivum L.) grain · 2011

    Opposite direction

  5. no effect
    Foliar fungicide had no effect on wheat grain protein.

    Nitrogen and Foliar Fungicide Effects on Winter Wheats · 1993

    Opposite direction

  6. no effect
    Foliar urea did not decrease varietal differences in kernel protein content.

    Nitrogen Utilization in High and Low Protein Wheat Varieties1 · 1960

    Opposite direction

  7. no effect
    In-crop nitrogen applications were not more effective than application at seeding.

    In-crop application effect of nitrogen fertilizer on grain protein concentration of spring wheat in the Canadian prairies · 2006 · compared with application at the time of seeding

    Opposite direction

  8. negative
    Foliar herbicides significantly decreased essential and non-essential amino acids and protein contents in wheat.

    Fluctuation in amino acids content in Triticum aestivum L. cultivars as an indicator on the impact of post-emergence herbicides in controlling weeds · 2021

    Opposite direction

116 papers more in this group

See all 125 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.