Intervention effectmodel-written summary

The herbicide mixture increased wheat grain yield.

A claim from Response of winter wheat (Triticum aestivum L.) and weeds to tank mixtures of 2,4‐D plus MCPA with clodinafop propargyl · 2007

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The herbicide mixture increased wheat grain yield.

Taxon
winter wheatTriticum aestivumt0
Treatment
tank mixture of clodinafop propargyl with 2,4‐D plus MCPAe0
Outcome
wheat grain yielde0
Direction
increasede0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

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

t0

“winter wheat (Triticum aestivum L.)”

✓ located verbatim in the source · title, characters 12–47
e0

“The wheat grain yield was also increased by the tank mixture of clodinafop propargyl with 2,4‐D plus MCPA.”

✓ located verbatim in the source · abstract, characters 1147–1253

Title

Response of winter wheat (Triticum aestivum L.) and weeds to tank mixtures of 2,4‐D plus MCPA with clodinafop propargyl

MOHAMMAD ALI BAGHESTANI; ESKANDAR ZAND; SAEID SOUFIZADEH; et al. Weed Biology and Management 2007. doi:10.1111/j.1445-6664.2007.00258.x

Other claims from this paper (3)

Record rev-c9fb24671325dd4aaf240a61f7a7c5bee33f7ef0014be3c31ac60ea350bd6149 · schema claims-v0.9 · position 3 in the model’s answer

clodinafop-propargyl · yield · Triticum aestivum (wheat)Results differ

45 papers: 41 positive, 4 negative or no effect

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

  1. negative
    Clodinafop at 60 g a.i. ha-1 reduced grain yield to 3.60 g per pot.

    Grain yield and NPK uptake of wheat (Triticum aestivum L.) as influenced by nitrogen, vermicompost and herbicide (Clodinafop propargyl) · 2015 · compared with 4.74

    Opposite direction

  2. no effect
    Clodinafop propargyl at 60 g a.i. ha-1 gave dry matter accumulation at par with sulfosulfuron at 30 g a.i. ha-1.

    Bio-efficacy and Persistence of a Herbicide Mixture in Wheat · 2003 · compared with sulfosulfuron 75 WG @ 30 g a.i. ha−1

    Opposite direction

  3. negative
    Metribuzin plus clodinafop caused phytotoxicity and reduced wheat grain yield.

    Evaluating the effect of herbicide combinations and sequential applications for broad-spectrum weed control in wheat · 2024

    Opposite direction

  4. negative
    The application of 2,4-D, clodinafop-propargyl and urea reduces spike viability, spike harvest index and spikelet arrangement index in wheat.

    Phenotypic response of wheat under application of combinations of herbicides and nitrogen · 2025

    Opposite direction

  5. positive
    Clodinafop increased wheat yield 51.02% over control.

    Efficacy of various herbicides against weeds in wheat (Triticum aestivum L.) · 2012 · compared with control

    Same direction

  6. positive
    Clodinafop propargyl gave the maximum spike bearing tillers, grains per spike and 1000-grain weight

    Comparative efficacy of different post-Emergence herbicides in wheat (Triticum aestivum L.). · 2012

    Same direction

  7. positive
    Ready mix produced spikes, grain weight and yield statistically similar to the weed-free check.

    Ready-mix formulation of clodinafop-propargyl + metsulfuron-methyl against complex weed flora in wheat · 2013 · compared with weed free check

    Same direction

  8. positive
    Tank-mixed carfentrazone ethyl + clodinafop propargyl gave significantly more ear-bearing tillers and grains per spike than ready-mixed metsulfuron methyl + sulfosulfuron.

    Effect of nano-urea and herbicides on yield and yield attributes of wheat (Triticum aestivum) · 2023 · compared with ready-mixed metsulfuron methyl + sulfosulfuron

    Same direction

36 papers more in this group

See all 45 papers →

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

116 papers: 78 positive, 38 negative or no effect

77 papers in the same direction as this claim · 34 in the opposite direction · 4 reporting no difference from an alternative

  1. negative
    Fluroxypyr 2,4-D tank mixture lowered wheat yield by 7%.

    Control of Wild Oat (Avena fatua) in Wheat with MKH 65621 · 2001

    Opposite directionCited by this paper

  2. positive
    2,4-D + Puma Super 75 EW increased wheat yield by 104% over the weedy check.

    Study Effects of Planting Methods and Tank Mixed Herbiciedes on Weeds Controlling and Wheat Yield · 2009 · compared with weedy check

    Same directionCites this paper

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

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

    Opposite direction

  4. negative
    2,4‐D during tillering reduced spikes per plant and spikelets per spike.

    RESPONSE OF SPRING WHEAT TO THE APPLICATION OF 2,4‐D AT VARIOUS GROWTH STAGES* · 1967

    Opposite direction

  5. negative
    Fall application of 2,4-D lowered Lennox yield relative to spring application.

    EFFECT OF TIME OF APPLICATION OF HERBICIDES ON YIELD OF THREE WINTER WHEAT CULTIVARS · 1990 · compared with spring-applied

    Opposite direction

  6. negative
    2,4-D did not stop lentil growth and water use soon enough to prevent a reduction in subsequent wheat yield.

    Management practices for black lentil green manure for the semi-arid Canadian prairies · 1999

    Opposite direction

  7. no effect
    Glyphosate plus 2,4-D did not affect wheat yields or grain test weights.

    Effects of Preplant Treatment Interval and Tillages on Herbicide Toxicity to Winter Wheat (Triticum aestivum) · 1991

    Opposite direction

  8. negative
    2,4-D+glyphosate applied at milk grain to early dough stage reduced wheat yield.

    Yield, germination and herbicide residue in seeds of preharvest desiccated wheat · 2018

    Opposite direction

107 papers more in this group

See all 116 papers →

(4-chloro-2-methylphenoxy)acetic acid · yield · Triticum aestivum (wheat)Positive and negative results

29 papers: 14 positive, 15 negative or no effect

13 papers in the same direction as this claim · 15 in the opposite direction

  1. negative
    Dicamba mecoprop MCPA tank mixture lowered wheat yield by 7%.

    Control of Wild Oat (Avena fatua) in Wheat with MKH 65621 · 2001

    Opposite directionCited by this paper

  2. negative
    Dicamba/MCPA/mecoprop reduced winter wheat yield by 11 to 24% at two locations in 2010 when applied at the normal timing.

    Winter wheat (Triticum aestivum L.) response to herbicides as affected by application timing and temperature · 2014

    Opposite direction

  3. negative
    Mid-boot dicamba plus MCPA reduced wheat yield by 24%.

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

    Opposite direction

  4. no effect
    Several other herbicides had no adverse effect on Lennox yield at either application time.

    EFFECT OF TIME OF APPLICATION OF HERBICIDES ON YIELD OF THREE WINTER WHEAT CULTIVARS · 1990

    Opposite direction

  5. no effect
    MCPA did not affect wheat growth or yield.

    Field experiments to investigate long‐term effects of repeated applications of MCPA, tri‐allate, simazine and linuron: II. Crop performance and residues 1969–78 · 1980

    Opposite direction

  6. negative
    The doubled herbicide mixture dose at detectable nodes severely depressed winter wheat grain yield.

    The effects of a dicamba herbicide mixture on the grain yield components of winter wheat · 1978

    Opposite direction

  7. negative
    May 10 dicamba/MCPA/mecoprop reduced winter wheat yield by 25% versus April 20.

    Urea Ammonium Nitrate as the Carrier for Herbicides in Winter Wheat · 2012 · compared with April 20 application timing

    Opposite direction

  8. negative
    Double rate fall MCPA reduced grain yield in some cases.

    INFLUENCE OF FALL AND SPRING HERBICIDE APPLICATION ON WINTER WHEAT (Triticum aestivum L. ’NORSTAR’) · 1989 · compared with recommended spring rate

    Opposite direction

20 papers more in this group

See all 29 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.