Intervention effectmodel-written summary

Glyphosate in soil at the recommended dose and beyond caused significant damage to growth characteristics of maize.

A claim from Effects of soil treated glyphosate on growth parameters and chlorophyll content of maize Zea mays L. and bean Phaseolus vulgaris L. plants · 2016

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Glyphosate in soil at the recommended dose and beyond caused significant damage to growth characteristics of maize.

Taxon
maizeZea mayst0
Treatment
glyphosatee0
Outcome
growth characteristicse0
Direction
significant damagee0
Comparator
uncontaminated soil controle1

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSettingValueQualifier

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“chlorophyll content of maize”

✓ located verbatim in the source · title, characters 60–88
e0

“Already at the recommended dose and beyond, glyphosate caused significant damage to growth characteristics, nodulation and chlorophyll content in both plants”

✓ located verbatim in the source · abstract, characters 858–1015
e1

“An uncontaminated soil control was used”

✓ located verbatim in the source · abstract, characters 569–608

Title

Effects of soil treated glyphosate on growth parameters and chlorophyll content of maize Zea mays L. and bean Phaseolus vulgaris L. plants

Michel Mathurin Kamdem; Nicolas Njintang Yanou; Juliane Filser Brazilian Journal of Biological Sciences 2016. doi:10.21472/bjbs.030611

Other claims from this paper (4)

Record rev-ff593e212d8b3cf6dc30cfa72396ca431ab786170c8c9c57f804cf7970f53ef6 · schema claims-v0.9 · position 1 in the model’s answer

glyphosate · growth · Zea mays (maize)Results differ

25 papers: 12 positive, 13 negative or no effect

12 papers in the same direction as this claim · 12 in the opposite direction

  1. negative
    Glyphosate reduced maize growth attributes by 13.2–51.6%.

    Integrated effects of microbial culture and nitrogen application on phytoremediation, physiology and growth of maize in glyphosate-contaminated soil · 2025

    Same directionCites this paper

  2. positive
    Maize growth was enhanced by 1.8-36 g glyphosate ha(-1)

    Glyphosate applied at low doses can stimulate plant growth · 2008

    Opposite direction

  3. positive
    Fall glyphosate delayed horsenettle shoot emergence in spring.

    Horsenettle (Solanum carolinense) Control With a Field Corn (Zea mays) Weed Management Program1 · 2002

    Opposite direction

  4. positive
    Dry matter of maize plants increased proportionally with glyphosate dose.

    Glyphosate Herbicide Use in Urochloa brizantha Management in Intercropping With Herbicide-Resistant Maize · 2016

    Opposite direction

  5. positive
    Glyphosate plus tiafenacil decreased horseweed dry biomass at three rates.

    Control of glyphosate-resistant horseweed (Conyza canadensis) with tiafenacil mixes in corn · 2021

    Opposite direction

  6. positive
    Atrazine + glyphosate tank mix gave the lowest density and dry weight of grasses at 30 days after sowing, at par with atrazine + paraquat.

    Bio-efficacy and economics of herbicide mixtures in zero-till maize (Zea mays) grown after rice (Oryza sativa) · 2001 · compared with atrazine + paraquat

    Opposite direction

  7. positive
    Glyphosate with brassinosteroids increased plant dry mass by 15.72 g over control in 2019.

    Effect of Biostimulants and Glyphosate on Morphophysiological Parameters of Zea mays (L.) Seedlings under Controlled Conditions · 2024 · compared with the control

    Opposite direction

  8. positive
    Glyphosate followed by primextra Gold increased plant height, leaf area index and crop growth rate of maize.

    Effect of Tillage System and Nitrogen Level on Growth of Maize (Zea Mays L.) in Northern Guinea Zone of Nigeria · 2012

    Opposite direction

16 papers more in this group

See all 25 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.