Intervention effectmodel-written summary

Wheat variety, irrigation and herbicide had no significant effect on grain and straw NPK content.

A claim from Response of wheat varieties to different irrigation scheduling and herbicides application on NPK content and uptake in grain and straw under zero tillage practice · 2025

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Wheat variety, irrigation and herbicide had no significant effect on grain and straw NPK content.

Treatment
different wheat varieties, irrigation levels and herbicides applicatione0
Outcome
NPK content in grain and strawe0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingDirectionValueQualifier

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 effect of different wheat varieties, irrigation levels and herbicides application on NPK content in grain and straw was found non-significant under zero tillage practice”

✓ located verbatim in the source · abstract, characters 224–397
t0

“Response of wheat varieties to different irrigation scheduling”

✓ located verbatim in the source · title, characters 0–62

Title

Response of wheat varieties to different irrigation scheduling and herbicides application on NPK content and uptake in grain and straw under zero tillage practice

Pradeep Kumar; Sushil Kumar Singh; Muli Devi Parihar; et al. International Journal of Research in Agronomy 2025. doi:10.33545/2618060x.2025.v8.i6g.3078

Other claims from this paper (11)

Record rev-2582cddf3bbcea2d21fb8f51dd1f5627fa5c40daf09ae8013debed8df5855f54 · schema claims-v0.9 · position 1 in the model’s answer

herbicide · nutrient: content · Triticum aestivum (wheat)Positive and negative results

33 papers: 28 positive, 5 negative or no effect

4 papers in the same direction as this claim · 28 in the opposite direction

  1. positive
    Weed control increased wheat N uptake by 119.5–139.0% over weedy check.

    Effect of planting pattern and weed-control methods on weed growth and performance of wheat (Triticum aestivum) · 2001 · compared with weedy check

    Opposite direction

  2. positive
    Hand weeding gave maximum nutrient uptake by the wheat crop.

    Effect of Tillage and Weed Management on Grain Yield and Nutrients Removal by Wheat (Triticum aestivum) and Weeds · 2001

    Opposite direction

  3. positive
    Weed control increased crop N uptake by 135.5 to 149.0%.

    Nutrient Uptake by Wheat (Triticum aestivum) and Associated Weeds as Influenced by Fertilizer Levels and Weed Management · 2000

    Opposite direction

  4. positive
    Weed treatments increased crop NPK uptake.

    Efficacy of herbicides and fertilizer management on weed dynamics in wheat (Triticum aestivum) · 2007 · compared with weedy check

    Opposite direction

  5. positive
    Weeding increased nitrogen concentration at flowering by 3.3%.

    Wheat crop surveys in southern New South Wales. 4. The response by grain yield and other wheat attributes to weeds · 1986

    Opposite direction

  6. positive
    Chemical weeding and legume mulching significantly increased crop nitrogen uptake.

    Tillage and legume mulching effects on moisture conservation and productivity of rainfed maize (Zea mays)wheat (Triticum aestivum) cropping system · 2001

    Opposite direction

  7. positive
    Weed-free condition gave significantly highest uptake of N, P and K by the wheat crop.

    Impact of weed control treatments on weed flora, nutrient uptake by weeds and wheat crop. · 2013

    Opposite direction

  8. positive
    Weed control increased grain nitrogen content.

    The effect of some factors on growth, development and yield of winter wheat · 1956

    Opposite direction

24 papers more in this group

See all 33 papers →

irrigation · nutrient: content · Triticum aestivum (wheat)Positive and negative results

103 papers: 74 positive, 29 negative or no effect

29 papers in the same direction as this claim · 73 in the opposite direction

  1. positive
    Supplemental irrigation increased nitrogen use efficiency.

    Stabilizing Rainfed Wheat Yields with Supplemental Irrigation and Nitrogen in a Mediterranean Climate · 1998

    Opposite direction

  2. positive
    Better irrigation practices enhanced N translocation status in winter wheat compared with severely deficient or excessive irrigation.

    Nitrogen Accumulation and Translocation for Winter Wheat under Different Irrigation Regimes · 2005 · compared with severely deficient or excessive irrigation

    Opposite direction

  3. positive
    Increasing irrigation raised plant total nitrogen at maturity and reduced residual soil nitrate, supporting nitrogen productivity.

    Improving winter wheat grain yield and water-/nitrogen-use efficiency by optimizing the micro-sprinkling irrigation amount and nitrogen application rate · 2021

    Opposite direction

  4. positive
    Sprinkler irrigation reduced nitrate leaching relative to flood irrigation.

    Soil water balance and nitrate leaching in winter wheat–summer maize double‐cropping systems with different irrigation and N fertilization in the North China Plain · 2005 · compared with flood irrigation

    Opposite direction

  5. positive
    Irrigation and nitrogen increased nitrogen accumulation in vegetative organs at anthesis.

    Effects of irrigation and nitrogen application on NO3--N distribution in soil, nitrogen absorption, utilization and translocation by winter wheat · 2022

    Opposite direction

  6. positive
    High irrigation led to high plant N uptake.

    The effects of irrigation and nitrogen application rates on yield of spring wheat (longfu-920), and water use efficiency and nitrate nitrogen accumulation in soil · 2012

    Opposite direction

  7. positive
    Carbon dot irrigation increased wheat grain iron content by 18%.

    Role of Soil and Foliar‐Applied Carbon Dots in Plant Iron Biofortification and Cadmium Mitigation by Triggering Opposite Iron Signaling in Roots · 2023

    Opposite direction

  8. positive
    Heavy infrequent irrigation significantly increased nitrogen uptake in compacted plots.

    Comparison of Banded and Broadcast Fertilizer Applications in Relation to Compaction and Irrigation in Maize and Wheat · 1974

    Opposite direction

94 papers more in this group

See all 103 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.