Intervention effectmodel-written summary

Sequential glyphosate at at least 1.26 kg/ha increased corn yield relative to single applications.

A claim from Yellow Nutsedge (Cyperus esculentus) and Annual Weed Control in Glyphosate-Resistant Field Corn (Zea mays)1 · 2002

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Sequential glyphosate at at least 1.26 kg/ha increased corn yield relative to single applications.

Treatment
sequential glyphosate applications containing at least 1.26 kg/ha of glyphosatee0
Outcome
corn yieldse0
Direction
greatere0
Comparator
single glyphosate applicationse0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSettingValueQualifier

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

e0

“Corn treated with sequential glyphosate applications containing at least 1.26 kg/ha of glyphosate or containing halosulfuron resulted in greater corn yields than with single glyphosate applications”

✓ located verbatim in the source · abstract, characters 775–972

Title

Yellow Nutsedge (Cyperus esculentus) and Annual Weed Control in Glyphosate-Resistant Field Corn (Zea mays)1

DAVID W. FISCHER; R. GORDON HARVEY Weed Technology 2002. doi:10.1614/0890-037x(2002)016[0482:ynceaa]2.0.co;2

Other claims from this paper (8)

Record rev-3c0891dcda85769a563e57e14d023867705ec40c2f9a1e4ad8e0ff134190206d · schema claims-v0.9 · position 7 in the model’s answer

glyphosate · yield · Zea mays (maize)Results differ

77 papers: 42 positive, 35 negative or no effect

41 papers in the same direction as this claim · 29 in the opposite direction · 6 reporting no difference from an alternative

  1. no effect
  2. positive
  3. negative
  4. negative
  5. no effect
  6. negative
  7. negative
  8. negative

68 papers more in this group

See all 77 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.