Paper · 2008 · Weed Technology

Mesotrione and Glufosinate in Glufosinate-Resistant Corn

Gregory R. Armel; Robert J. Richardson; Henry P. Wilson; et al.

9
claims
13
verbatim quotes
13
citations
2
research areas
—
Not open access

Abstract

Field experiments were conducted in 1999 and 2000 to evaluate early POST (EPOST) and late POST (LPOST) control of common ragweed and giant foxtail with mesotrione at 70, 105, and 140 g ai/ha alone and in mixtures with glufosinate at 300 g ai/ha in glufosinate-resistant corn. Glufosinate-resistant corn injury was frequently higher with mixtures of mesotrione plus glufosinate than with mesotrione applied alone. Mixtures of mesotrione with glufosinate applied EPOST injured corn 6 to 21% in 1999, but in 2000, injury from mixtures was 23 to 30% from LPOST applications. Common ragweed control was above 77% with all treatments, which included 105 g/ha mesotrione. Giant foxtail control was higher at 76 to 78% by mixtures of mesotrione with glufosinate applied LPOST than by mesotrione alone. Corn yields were highest when glufosinate was included in treatments at either application timing. In the greenhouse, mixtures of mesotrione with glufosinate-injured glufosinate-resistant corn 11% or less, but corn biomass was reduced by 25% for the mixture of mesotrione at 105 g/ha plus glufosinate at 350 g/ha. Mixtures of mesotrione with glufosinate can be more effective than mesotrione alone but control of common ragweed and giant foxtail might not be commercially acceptable.

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Claims 9

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Mesotrione plus glufosinate caused more corn injury than mesotrione alone.

Taxon
Glufosinate-resistant corne0
Treatment
mixtures of mesotrione plus glufosinatee0
Outcome
corn injurye0
Direction
highere0
Comparator
mesotrione applied alonee0

Verbatim

e0

“Glufosinate-resistant corn injury was frequently higher with mixtures of mesotrione plus glufosinate than with mesotrione applied alone.”

✓ located verbatim in the source · abstract, characters 276–412 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Early postemergence mixtures injured corn by 6 to 21% in 1999.

Treatment
Mixtures of mesotrione with glufosinate applied EPOSTe0
Outcome
injured corne0
Value
6 to 21%e0

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

“Mixtures of mesotrione with glufosinate applied EPOST injured corn 6 to 21% in 1999”

✓ located verbatim in the source · abstract, characters 413–496 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Late postemergence mixtures caused 23 to 30% corn injury in 2000.

Treatment
mixturese0
Outcome
injurye0
Value
23 to 30%e0

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

“in 2000, injury from mixtures was 23 to 30% from LPOST applications”

✓ located verbatim in the source · abstract, characters 502–569 · show in text ↑
t0

“Mesotrione and Glufosinate in Glufosinate-Resistant Corn”

✓ located verbatim in the source · title, characters 0–56 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Treatments containing 105 g/ha mesotrione controlled common ragweed above 77%.

Treatment
105 g/ha mesotrionee0
Interactor
Common ragweedAmbrosia artemisiifoliae0weed
Outcome
Common ragweed controle0
Value
above 77%e0

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 ↗
Ambrosia artemisiifolia
Ambrosia artemisiifolia · InteractorDalgial · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Common ragweed control was above 77% with all treatments, which included 105 g/ha mesotrione.”

✓ located verbatim in the source · abstract, characters 571–664 · show in text ↑
t0

“Mesotrione and Glufosinate in Glufosinate-Resistant Corn”

✓ located verbatim in the source · title, characters 0–56 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Late postemergence mixtures controlled giant foxtail at 76 to 78%, higher than mesotrione alone.

Treatment
mixtures of mesotrione with glufosinate applied LPOSTe0
Interactor
Giant foxtaile0weed
Outcome
Giant foxtail controle0
Direction
highere0
Value
76 to 78%e0
Comparator
mesotrione alonee0

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

“Giant foxtail control was higher at 76 to 78% by mixtures of mesotrione with glufosinate applied LPOST than by mesotrione alone.”

✓ located verbatim in the source · abstract, characters 665–793 · show in text ↑
t0

“Mesotrione and Glufosinate in Glufosinate-Resistant Corn”

✓ located verbatim in the source · title, characters 0–56 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Corn yields were highest with glufosinate at either application time.

Treatment
glufosinatee0
Outcome
Corn yieldse0
Direction
higheste0

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 yields were highest when glufosinate was included in treatments at either application timing.”

✓ located verbatim in the source · abstract, characters 794–892 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Greenhouse mixtures injured glufosinate-resistant corn by 11% or less.

Taxon
glufosinate-resistant corne0
Treatment
mixtures of mesotrione with glufosinatee0
Outcome
injured glufosinate-resistant corne0
Value
11% or lesse0
Setting
greenhousee0

Verbatim

e0

“In the greenhouse, mixtures of mesotrione with glufosinate-injured glufosinate-resistant corn 11% or less”

✓ located verbatim in the source · abstract, characters 893–998 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

In the greenhouse, 105 g/ha mesotrione plus 350 g/ha glufosinate reduced corn biomass by 25%.

Treatment
mixture of mesotrione at 105 g/ha plus glufosinate at 350 g/hae0
Outcome
corn biomasse0
Direction
reducede0
Value
25%e0

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 biomass was reduced by 25% for the mixture of mesotrione at 105 g/ha plus glufosinate at 350 g/ha”

✓ located verbatim in the source · abstract, characters 1004–1106 · show in text ↑
Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

Authors concluded that weed control with the mixtures might be commercially unacceptable.

Interactor
common ragweedAmbrosia artemisiifoliae0weed
Second interactor
giant foxtaile0weed
Outcome
might not be commercially acceptablee0

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 ↗
Ambrosia artemisiifolia
Ambrosia artemisiifolia · InteractorDalgial · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“control of common ragweed and giant foxtail might not be commercially acceptable”

✓ located verbatim in the source · abstract, characters 1196–1276 · show in text ↑
t0

“Mesotrione and Glufosinate in Glufosinate-Resistant Corn”

✓ located verbatim in the source · title, characters 0–56 · show in text ↑

mesotrione · control · Zea mays (maize)Positive and negative results

32 papers: 30 positive, 2 negative or no effect

29 papers in the same direction as this paper · 2 in the opposite direction

  1. positive
  2. positive
  3. negative

28 papers more in this group

See all 32 papers →

glufosinate · control · Zea mays (maize)Results agree

22 papers: 22 positive, 0 negative or no effect

21 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

18 papers more in this group

See all 22 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.