Intervention effectmodel-written summary

Applying 2,4-D reduced wheat yield in both seasons regardless of application stage.

A claim from WHEAT RESPONSE TO 2,4-D APPLICATION AT TWO GROWTH STAGES UNDER SEMI-ARID CONDITIONS · 2001

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Applying 2,4-D reduced wheat yield in both seasons regardless of application stage.

Treatment
2,4-De0
Outcome
yielde0
Direction
reductionse0
Qualifier
irrespective of the stage of applicatione0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValue

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

“In both growing seasons, yield reductions occurred when 2,4-D was applied to wheat, irrespective of the stage of application.”

✓ located verbatim in the source · abstract, characters 585–710

Title

WHEAT RESPONSE TO 2,4-D APPLICATION AT TWO GROWTH STAGES UNDER SEMI-ARID CONDITIONS

M. A. TURK; A. M. TAWAHA Acta Agronomica Hungarica 2001. doi:10.1556/aagr.49.2001.4.10

Other claims from this paper (5)

Record rev-00a7c88cca64d70ed32a269d2f4359d6052b6a7174241b76e0bcbefdda2676a8 · schema claims-v0.9 · position 5 in the model’s answer

2,4-D · yield · Triticum aestivum (wheat)Results differ

116 papers: 78 positive, 38 negative or no effect

37 papers in the same direction as this claim · 78 in the opposite direction

  1. negative
    Mid-boot dicamba plus 2,4-D reduced wheat yield by 21%.

    Spring Wheat Response to Herbicides Applied at Three Growth Stages · 1990

    Same directionCited by this paper

  2. positive
    Phytohormone supplementation of the subculture medium significantly enhanced embryogenic callus production in wheat.

    Optimization of mature embryo‐based high frequency callus induction and plant regeneration from elite wheat cultivars grown in China · 2008

    Opposite direction

  3. positive
    Clodinafop followed by 2,4-D produced 45.88-47.05 per cent higher grain yield than isoproturon plus 2,4-D.

    Effect of tillage and herbicides on grain yield and nutrient uptake by wheat (Triticum aestivum) and weeds · 2001 · compared with isoproturon + 2,4-D

    Opposite direction

  4. positive
    June application of ¾-lb/A 2,4-D prevented field bindweed seed production.

    Field Bindweed Control with Cultivation, Cropping, and Chemicals · 1970

    Opposite direction

  5. positive
    Postemergence herbicides reduced weed dry matter accumulation by 67.4%.

    Weed Control Efficiency of Herbicides in Irrigated Wheat (Triticum aestivum) · 2013 · compared with farmer practices

    Opposite direction

  6. positive
    Sulfosulfuron plus 2,4-D increased crop growth and grain yield of wheat.

    Effect of different herbicides on weed growth and yield performance of wheat · 2012

    Opposite direction

  7. positive
    The isoproturon-2,4-D mix yielded 55.34 q/ha.

    Effect of herbicides and nutrient management on weed flora, nutrient uptake and yield of wheat (Triticum aestivum) under irrigated conditions. · 2010 · compared with all other treatments

    Opposite direction

  8. positive
    Isoproturon 750 g ha−1 with 2, 4-D 400 g ha−1 gave significantly higher grain yield of 4873 kg ha−1.

    Influence of Herbicides and Methods of Sowing on Weed Dynamics in Wheat (Triticum aestivum L.) · 2003

    Opposite direction

107 papers more in this group

See all 116 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.