Paper · 2015 · Weed Technology

Weed Management in Corn with Postemergence Applications of Tembotrione or Thiencarbazone : Tembotrione

Daniel O. Stephenson; Jason A. Bond; Randall L. Landry; et al.

5
claims
8
verbatim quotes
31
citations
2
research areas
—
Not open access

Abstract

Four field experiments were conducted in Louisiana and Mississippi in 2009 and 2010 to evaluate POST herbicides treatments with tembotrione applied alone or as a prepackaged mixture with thiencarbazone for weed control in corn. Treatments included tembotrione at 92 g ai ha −1 , thiencarbazone : tembotrione at 15 : 76 g ai ha −1 , atrazine at 2,240 g ai ha −1 , glufosinate at 450 g ai ha −1 , glyphosate at 860 g ae ha −1 , and coapplications of tembotrione or thiencarbazone : tembotrione with atrazine, glufosinate, or glyphosate. All treatments were applied to 26-cm corn in the V4 growth stage. Treatments containing thiencarbazone : tembotrione and those with tembotrione controlled barnyardgrass, browntop millet, entireleaf morningglory, hophornbeam copperleaf, johnsongrass, Palmer amaranth, and velvetleaf 85 to 96% and 43 to 97% 28 d after treatment and at corn harvest, respectively. Corn yield ranged from 9,200 to 10,420 kg ha −1 and was greater than the nontreated control following all herbicide treatments, except atrazine alone. Results indicated that thiencarbazone : tembotrione or tembotrione POST is an option for weed management in corn, and applications of thiencarbazone : tembotrione would be strongly encouraged where rhizomatous johnsongrass is problematic.

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Claims 5

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Thiencarbazone:tembotrione and tembotrione treatments controlled barnyardgrass, browntop millet, entireleaf morningglory, hophornbeam copperleaf, johnsongrass, Palmer amaranth, and velvetleaf by 85 to 96% 28 days after treatment.

Treatment
thiencarbazone : tembotrionee1
Interactor
barnyardgrassEchinochloa crus-gallie1weed
Second interactor
Palmer amaranthe1weed
Outcome
weed controle0
Direction
controllede1
Value
85 to 96%e1
Setting
Louisiana and Mississippie0

Not reportedComparator

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 ↗
Echinochloa crus-galli
Echinochloa crus-galli · InteractorMichael Becker · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Four field experiments were conducted in Louisiana and Mississippi in 2009 and 2010 to evaluate POST herbicides treatments with tembotrione applied alone or as a prepackaged mixture with thiencarbazone for weed control in corn”

✓ located verbatim in the source · abstract, characters 0–226 · show in text ↑
e1

“Treatments containing thiencarbazone : tembotrione and those with tembotrione controlled barnyardgrass, browntop millet, entireleaf morningglory, hophornbeam copperleaf, johnsongrass, Palmer amaranth, and velvetleaf 85 to 96% and 43 to 97% 28 d after treatment and at corn harvest, respectively”

✓ located verbatim in the source · abstract, characters 601–895 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Thiencarbazone:tembotrione and tembotrione treatments controlled the same weed species by 43 to 97% at corn harvest.

Treatment
thiencarbazone : tembotrionee1
Interactor
barnyardgrassEchinochloa crus-gallie1weed
Second interactor
Palmer amaranthe1weed
Outcome
weed controle0
Direction
controllede1
Value
43 to 97%e1
Qualifier
at corn harveste1
Setting
Louisiana and Mississippie0

Not reportedComparator

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 ↗
Echinochloa crus-galli
Echinochloa crus-galli · InteractorMichael Becker · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Four field experiments were conducted in Louisiana and Mississippi in 2009 and 2010 to evaluate POST herbicides treatments with tembotrione applied alone or as a prepackaged mixture with thiencarbazone for weed control in corn”

✓ located verbatim in the source · abstract, characters 0–226 · show in text ↑
e1

“Treatments containing thiencarbazone : tembotrione and those with tembotrione controlled barnyardgrass, browntop millet, entireleaf morningglory, hophornbeam copperleaf, johnsongrass, Palmer amaranth, and velvetleaf 85 to 96% and 43 to 97% 28 d after treatment and at corn harvest, respectively”

✓ located verbatim in the source · abstract, characters 601–895 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Corn yield ranged from 9,200 to 10,420 kg/ha and was greater than the nontreated control following all herbicide treatments except atrazine alone.

Treatment
herbicide treatmentse2
Outcome
Corn yielde2
Direction
greatere2
Value
9,200 to 10,420 kg ha −1e2
Qualifier
except atrazine alonee2
Comparator
nontreated controle2

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

e2

“Corn yield ranged from 9,200 to 10,420 kg ha −1 and was greater than the nontreated control following all herbicide treatments, except atrazine alone”

✓ located verbatim in the source · abstract, characters 897–1046 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

Thiencarbazone:tembotrione or tembotrione POST is an option for weed management in corn.

Outcome
weed managemente3

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

e3

“Results indicated that thiencarbazone : tembotrione or tembotrione POST is an option for weed management in corn”

✓ located verbatim in the source · abstract, characters 1048–1160 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

Applications of thiencarbazone:tembotrione would be strongly encouraged where rhizomatous johnsongrass is problematic in corn.

Interactor
rhizomatous johnsongrasse4weed
Outcome
applications of thiencarbazone : tembotrionee4

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

“Weed Management in Corn”

✓ located verbatim in the source · title, characters 0–23 · show in text ↑
e4

“applications of thiencarbazone : tembotrione would be strongly encouraged where rhizomatous johnsongrass is problematic”

✓ located verbatim in the source · abstract, characters 1166–1285 · show in text ↑

tembotrione · Echinochloa crus-galli · Zea mays (maize)Results agree

2 papers: 2 positive, 0 negative or no effect

1 paper in the same direction as this paper

  1. positive
See all 2 papers →

herbicide · yield · Zea mays (maize)Positive and negative results

651 papers: 500 positive, 151 negative or no effect

499 papers in the same direction as this paper · 127 in the opposite direction · 24 reporting no difference from an alternative

  1. negative
  2. positive
  3. positive

647 papers more in this group

See all 651 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.