Intervention effectmodel-written summary

Potassium glyphosate at 2.0–3.0 L/ha controlled named weeds up to four weeks after corn planting.

A claim from Herbicide potassium glyphosate 660 g/L as weed control in hybrid corn (Zea mays L.) cultivation under no-tillage system  · 2023

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Potassium glyphosate at 2.0–3.0 L/ha controlled named weeds up to four weeks after corn planting.

Treatment
Potassium Glyphosate 660 g/L starting at a dose of 2.0 L/ha – 3.0 L/hae0
Interactor
weedse0weed
Outcome
controlling weedse0
Direction
effective in controllinge0
Qualifier
up to 4 weeks after plantinge0

Not reportedMaterialGeneCompoundOrgan / stageSecond interactorSecond interactor roleComparatorSettingValue

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Zea mays subsp. mays
Zea mays subsp. mays · TaxonDominicus Johannes Bergsma · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“corn (Zea mays L.)”

✓ located verbatim in the source · title, characters 65–83
e0

“herbicide with the active ingredient Potassium Glyphosate 660 g/L starting at a dose of 2.0 L/ha – 3.0 L/ha was effective in controlling weeds Imperata cylindrica, Bidens pilosa, Alternanthera sessilis, Ageratum conyzoides, and Borreria alata and other weeds (Mimosa invisa, Cyperus rotundus, Synedrella nodiflora, Axonopus compressus) up to 4 weeks after planting”

✓ located verbatim in the source · abstract, characters 1158–1522

Title

Herbicide potassium glyphosate 660 g/L as weed control in hybrid corn (Zea mays L.) cultivation under no-tillage system 

UUM UMIYATI; DENNY KURNIADIE; FIRSTINA ISWARI Research on Crops 2023. doi:10.31830/2348-7542.2023.roc-1025

Other claims from this paper (2)

Record rev-2cd7bb9cea3e2e0000c5cf7abfaf81951e390e875eb66608ab26300b48bb3d5c · schema claims-v0.9 · position 1 in the model’s answer

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

41 papers: 33 positive, 8 negative or no effect

32 papers in the same direction as this claim · 5 in the opposite direction · 3 reporting no difference from an alternative

  1. negative
    Weed densities were greater under the minimum treatment than under the IWM or conventional treatments in all crops.

    Evaluation of alternative weed management systems in a modified no-tillage corn–soybean–winter wheat rotation: weed densities, crop yield, and economics · 2002 · compared with IWM or conventional treatment

    Opposite direction

  2. negative
    Glyphosate alone reduced weed control in crimson clover.

    Control of Legume Cover Crops in No-Till Corn (Zea mays) and Cotton (Gossypium hirsutum) · 1990

    Opposite direction

  3. no effect
    Adding Crop Booster to glyphosate did not affect weed control or corn yield in the main comparison.

    Effect of Biostimulants Added to Postemergence Herbicides in Corn, Oats and Winter Wheat · 2015

    Opposite direction

  4. negative
    The mixtures increased the number of dominant weeds.

    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

    Opposite direction

  5. no effect
    Increased glyphosate rates did not significantly improve weed control in corn.

    Effect of Crimson® NG Adjuvant on Glyphosate Efficacy in Corn · 2024

    Opposite direction

  6. no effect
    Adding 2,4-D to glyphosate did not improve weed control in corn.

    Combinations of Nonselective Herbicides for Difficult to Control Weeds in No-Till Corn,Zea mays, and Soybeans,Glycine max · 1988 · compared with glyphosate

    No difference from an alternative

  7. no effect
    Glyphosate (Roundup Ready) treatments had no negative effect on weed infestation, communities or diversity in maize compared with local herbicide standards.

    Is there a Weed Shift in Roundup Ready Maize? (Poster Presentation at the 4th International Workshop on PMEM of Genetically Modified Plants, Quedlinburg, Germany, 2010) · 2011 · compared with local herbicide standard

    No difference from an alternative

  8. no effect
    Glyphosate treatments in Roundup Ready maize had no negative effect on weed infestation, communities or diversity compared with the local herbicide standard.

    Gibt es eine Verschiebung im Unkrautspektrum im Roundup Ready Mais-Anbau? (Poster-Beitrag beim 4. internationalen Workshop zum Anbaubegleitenden Monitoring von gentechnisch veränderten Pflanzen, Quedlinburg, Deutschland 2010) · 2011 · compared with local herbicide standard

    No difference from an alternative

32 papers more in this group

See all 41 papers →

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

2 papers: 1 positive, 1 negative or no effect

1 in the opposite direction

  1. no effect
    Withholding K left weed composition almost unchanged.

    EFFECT OF LONG-TERM FERTILIZATIONS ON COMPOSITION OF WEED COMMUNITIES IN MAIZE FIELD · 2005

    Opposite directionAbout lacking this nutrient, so it counts the other way round

See all 2 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.