Intervention effectmodel-written summary

Glyphosate plus 2,4-D gave 67% control, tenfold that of glyphosate alone.

A claim from Leafy spurge (Euphorbia esula) control with glyphosate plus 2,4-D · 2000

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Glyphosate plus 2,4-D gave 67% control, tenfold that of glyphosate alone.

Taxon
leafy spurgeEuphorbia esulae0
Treatment
Glyphosate applied with 2,4-De0
Outcome
leafy spurge controle0
Direction
increasee0
Value
67%e0
Comparator
glyphosate alonee0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSettingQualifier

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

Euphorbia esula
Euphorbia esula · TaxonIvar Leidus · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Glyphosate applied with 2,4-D averaged 67% leafy spurge control 3 months after treatment which was a 10-fold increase compared to glyphosate alone”

✓ located verbatim in the source · abstract, characters 225–371

Title

Leafy spurge (Euphorbia esula) control with glyphosate plus 2,4-D

R. G. Lym; Society for Range Management Journal of Range Management 2000. doi:10.2458/azu_jrm_v53i1_lym

Other claims from this paper (1)

Record rev-7f950eba2b50dbb75dea3bcdeb66d3a0d098326ef950a5e2b2382f4029fb42d7 · schema claims-v0.9 · position 1 in the model’s answer

2,4-D · control · Euphorbia esula (leafy spurge)Positive and negative results

10 papers: 9 positive, 1 negative or no effect

8 papers in the same direction as this claim · 1 in the opposite direction

  1. negative
    2,4-D at rates up to 4.5 kg/ha provided less than 40% leafy spurge control after 1 year.

    Leafy Spurge Control with Herbicides in North Dakota: 20-Year Summary · 1985

    Opposite direction

  2. positive
    Annual spring picloram plus 2,4-D averaged 80% leafy spurge control.

    Cost-Effective Long-Term Leafy Spurge (Euphorbia esula) Control with Herbicides · 1990

    Same direction

  3. positive
    Adding 2,4-D to 0.28 kg/ha picloram increased control to 85%.

    Leafy Spurge Control and Herbicide Residue from Annual Picloram and 2,4-D Application · 1987 · compared with picloram at 0.28

    Same direction

  4. positive
    Glyphosate applied with 2,4-D increased leafy spurge control 10-fold 3 months after treatment compared with glyphosate alone.

    Leafy Spurge (Euphorbia esula) Control with Glyphosate Plus 2,4-D · 2000 · compared with glyphosate alone

    Same direction

  5. positive
    Glyphosate plus 2,4-D applied annually or rotated gave at least 90% control in bluegrass pasture.

    Leafy Spurge (Euphorbia esula) Control, Forage Production, and Economic Return with Fall-Applied Herbicides · 1994

    Same direction

  6. positive
    Glyphosate plus 2,4-D at 0.38 plus 0.65 lb/A gave an average of 79% leafy spurge control when applied in September in Colorado, North Dakota and South Dakota.

    Leafy spurge control with glyphosate plus 2,4-D: A regional research project · 1991

    Same direction

  7. positive
    BAS-662 with 2,4-D increased leafy spurge control.

    Leafy spurge management with sheep and flea beetles · 1997

    Same direction

  8. positive
    At 2.2 kg/ha, 2,4-D gave good spurge control.

    Control of Leafy Spurge in Pastures Using Dicamba and 2,4-D · 1984

    Same direction

1 paper more in this group

See all 10 papers →

glyphosate · control · Euphorbia esula (leafy spurge)Results agree

5 papers: 5 positive, 0 negative or no effect

4 papers in the same direction as this claim

  1. positive
    Fall-applied glyphosate at 0.8 kg/ha or more gave good control of established leafy spurge for 1 year in shelterbelts.

    Leafy Spurge Control with Herbicides in North Dakota: 20-Year Summary · 1985

    Same direction

  2. positive
    Glyphosate applied with 2,4-D increased leafy spurge control 10-fold 3 months after treatment compared with glyphosate alone.

    Leafy Spurge (Euphorbia esula) Control with Glyphosate Plus 2,4-D · 2000 · compared with glyphosate alone

    Same direction

  3. positive
    Glyphosate plus 2,4-D applied annually or rotated gave at least 90% control in bluegrass pasture.

    Leafy Spurge (Euphorbia esula) Control, Forage Production, and Economic Return with Fall-Applied Herbicides · 1994

    Same direction

  4. positive
    Glyphosate plus 2,4-D at 0.38 plus 0.65 lb/A gave an average of 79% leafy spurge control when applied in September in Colorado, North Dakota and South Dakota.

    Leafy spurge control with glyphosate plus 2,4-D: A regional research project · 1991

    Same direction

See all 5 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.