Intervention effectmodel-written summary

The 100% RDF increased grain, straw and biological yield relative to 75% RDF and was at par with 125% RDF.

A claim from Effect of different fertiliser levels and herbicide treatments on weeds and wheat · 2021

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

The 100% RDF increased grain, straw and biological yield relative to 75% RDF and was at par with 125% RDF.

Treatment
100% RDF (120-40 kg N-P/ha)e0
Outcome
grain, straw and biological yielde0
Direction
highere0
Qualifier
at par with 125% RDFe0
Comparator
75% RDFe0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSettingValue

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 100% RDF (120-40 kg N-P/ha) application recorded significantly higher weed biomass, wheat growth indices (wheat growth rate, leaf area index net assimilation rate), grain, straw and biological yield than75% RDF and was at par with 125% RDF (150-50 kg N-P/ha).”

✓ located verbatim in the source · abstract, characters 583–846

Title

Effect of different fertiliser levels and herbicide treatments on weeds and wheat

Sarita; Ishwar Singh; M.L. Mehriya; et al. Indian Journal of Weed Science 2021. doi:10.5958/0974-8164.2021.00068.x

Other claims from this paper (8)

Record rev-5469fe9eb917c034271a4c970bae630815a2ef2caaeddd60ddf858d206374737 · schema claims-v0.9 · position 5 in the model’s answer

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

3,438 papers: 3,115 positive, 323 negative or no effect

3,114 papers in the same direction as this claim · 284 in the opposite direction · 39 reporting no difference from an alternative

  1. no effect
    Current high nitrogen practices do not significantly raise crop yields relative to optimum fertilization.

    Reducing environmental risk by improving N management in intensive Chinese agricultural systems · 2009 · compared with knowledge-based optimum N fertilization

    Opposite direction

  2. negative
    Wheat yield declined by 0.04 Mg ha −1 yr −1 with 75 and 100% N-P-K fertilizer.

    Yield and Soil Nutrient Changes in a Long‐Term Rice‐Wheat Rotation in India · 2002

    Opposite direction

  3. negative
    The authors concluded that N fertiliser could not compensate for the yield reduction in canola and wheat due to late sowing.

    Effects of sowing time and nitrogen fertiliser on canola and wheat, and nitrogen fertiliser on Indian mustard. I. Dry matter production, grain yield, and yield components · 2001

    Opposite direction

  4. negative
    Genetic gain in winter wheat yield without fertiliser N was 0.021 t ha −1 y −1, smaller than at 215–250 kg/ha N.

    Responses of grain yield, biomass and harvest index and their rates of genetic progress to nitrogen availability in ten winter wheat varieties · 2006 · compared with 215–250 kg/ha N

    Opposite direction

  5. no effect
    The fertilizing substances did not significantly change plant yields.

    The influence of chlorothalonil on the activity of soil microorganisms and enzymes · 2018

    Opposite direction

  6. no effect
    Compost did not significantly affect wheat grain yield, biomass or harvest index.

    Responses of Wheat Yield, Macro- and Micro-Nutrients, and Heavy Metals in Soil and Wheat following the Application of Manure Compost on the North China Plain · 2016

    Opposite direction

  7. no effect
    Wheat yields were similar in fertilized fallow and unfertilized green-manure plots.

    Wheat Yields, Nitrogen Uptake, and Soil Moisture Following Winter Legume Cover Crop vs. Fallow · 1998 · compared with unfertilized plots following a green manure crop

    Opposite direction

  8. no effect
    Incorporation timing of feedlot cattle manure had no impact on soil or crop performance.

    Effect of rate, frequency and incorporation of feedlot cattle manure on soil nitrogen availability, crop performance and nitrogen use efficiency in east-central Saskatchewan · 2004

    Opposite direction

3,429 papers more in this group

See all 3,438 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.