Intervention effectmodel-written summary

The mixtures increased the number of dominant weeds.

A claim from The Growth and Yield of Sweet Corn under Minimum Tillage Technology by Using Various Doses of Herbicide Mixtures of Glyphosate and 2,4-D · 2019

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

The mixtures increased the number of dominant weeds.

Taxon
Sweet Cornt0
Treatment
glyphosate and 2,4-d mixturese0
Interactor
weedse0weed
Outcome
number of dominant weedse0
Direction
increasede0

Not reportedMaterialGeneCompoundOrgan / stageSecond interactorSecond interactor roleComparatorSettingValueQualifier

Verbatim

e0

“Depression on summed dominance ratios (SDR) and increased number of dominant weeds were observed after the application of glyphosate and 2,4-d mixtures.”

✓ located verbatim in the source · abstract, characters 466–618
t0

“Sweet Corn”

✓ located verbatim in the source · title, characters 24–34

Title

The Growth and Yield of Sweet Corn under Minimum Tillage Technology by Using Various Doses of Herbicide Mixtures of Glyphosate and 2,4-D

Bilman Wilman Simanuhuruk; Marulak Simarmata; Ayyi Aprianto Akta Agrosia 2019. doi:10.31186/aa.22.2.63-69

Other claims from this paper (5)

Record rev-ff58fe4346cdc79f8de38954cadf5ea7670ed23afcbb5f81d072852f591f0c30 · schema claims-v0.9 · position 2 in the model’s answer

2,4-D · weed · Zea mays (maize)Positive and negative results

36 papers: 31 positive, 5 negative or no effect

4 papers in the same direction as this claim · 31 in the opposite direction

  1. positive
    2,4-D alone then dicamba controlled annual broadleaf weeds similarly to 2,4-D plus residual herbicides.

    Mechanical versus herbicidal strategies for killing a hairy vetch cover crop and controlling weeds in minimum-tillage corn production · 2003 · compared with 2,4-D plus residual herbicides

    Opposite direction

  2. positive
    Atrazine followed by 2,4-D kept weed density and dry weight below the economic threshold in rainfed maize.

    Impact of herbicides on weeds and soil ecosystem of rainfed maize (Zea mays L.) · 2005

    Opposite direction

  3. positive
    The 2,4-D amine plus dicamba treatment provided supplemental annual weed control.

    Herbicides for No-tillage Corn in Alfalfa Sod · 1976

    Opposite direction

  4. positive
    Postharvest glyphosate plus 2,4-D followed by spring alachlor plus atrazine at half or full rates controlled all broadleaf weeds except giant ragweed at least 88%

    The Influence of Weed Management in Wheat (Triticum aestivum) Stubble on Weed Control in Corn (Zea mays) · 1998

    Opposite direction

  5. positive
    Listed herbicide sequences and pendimethalin significantly reduced total weed dry weight.

    Management of hardy weeds in maize under mid-hill conditions of Himachal Pradesh · 2012

    Opposite direction

  6. positive
    Fall and 45-day pre-plant applications of 2,4-D and simazine controlled at least 90% of winter annual weeds through one week after corn planting.

    Influence of Fall and Early Spring Herbicide Applications on Winter and Summer Annual Weed Populations in No-Till Corn · 2008

    Opposite direction

  7. positive
    The 15 kg/ha Sesbania practice improved weed control.

    Brown manuring optimization in maize: impacts on weeds, crop productivity and profitability · 2019

    Opposite direction

  8. positive
    Sesbania and Crotalaria brown manuring with 2,4-D reduced weed density by about 93%.

    Brown manuring in maize (Zea mays): Effects on weed interference and crop productivity · 2024

    Opposite direction

27 papers more in this group

See all 36 papers →

glyphosate · weed · Zea mays (maize)Positive and negative results

41 papers: 33 positive, 8 negative or no effect

7 papers in the same direction as this claim · 33 in the opposite direction

  1. positive
    Two glyphosate applications improved weed control over one application, especially for weeds no taller than 10 cm in early-planted corn.

    Effect of Planting Date, Residual Herbicide, and Postemergence Application Timing on Weed Control and Grain Yield in Glyphosate-Tolerant Corn (Zea mays)1 · 2002 · compared with a single application

    Opposite direction

  2. positive
    Sequential glyphosate applications reduced weed biomass in corn each year compared with a single glyphosate application at the 5-cm weed height.

    Effect of Glyphosate Application Timing and Row Spacing on Weed Growth in Corn (Zea mays) and Soybean (Glycine max)1 · 2004 · compared with a single glyphosate application at the 5-cm weed height

    Opposite direction

  3. positive
    A single glyphosate application delayed until weeds were 15 cm or taller gave the most effective and consistent season-long annual grass and broadleaf weed control in corn.

    Effect of Postemergence Glyphosate Application Timing on Weed Control and Grain Yield in Glyphosate-Resistant Corn: Results of a 2-Yr Multistate Study1 · 2003

    Opposite direction

  4. positive
    Higher glyphosate rates often improved weed control.

    Influence of Herbicide Application Rate, Timing, and Interrow Cultivation on Weed Control and Corn (Zea mays) Yield in Glufosinate-Resistant and Glyphosate-Resistant Corn · 1999

    Opposite direction

  5. positive
    Glyphosate preseeding treatment effectively suppressed perennial weeds.

    The Need for Integrated Weed Management Systems in Smallholder Conservation Farming in Zimbabwe · 1995

    Opposite direction

  6. positive
    Glyphosate control lowered midseason weed ground cover.

    Conventional vs. Glyphosate-Resistant Cropping Systems in Ontario: Weed Control, Diversity, and Yield · 2009

    Opposite direction

  7. positive
    Postharvest glyphosate plus 2,4-D followed by spring alachlor plus atrazine at half or full rates controlled all broadleaf weeds except giant ragweed at least 88%

    The Influence of Weed Management in Wheat (Triticum aestivum) Stubble on Weed Control in Corn (Zea mays) · 1998

    Opposite direction

  8. positive
    Combinations of mesotrione plus acetochlor with glyphosate or paraquat gave 93% or greater control of all three weed species.

    Strategies for Control of Horseweed (Conyza canadensis) and Other Winter Annual Weeds in No-Till Corn · 2009

    Opposite direction

32 papers more in this group

See all 41 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.