Paper · 1996 · Weed Technology

Postemergence Broadleaf Weed Control in Corn (Zea mays) with CGA-152005

Michelle R. Obermeier; George Kapusta

9
claims
17
verbatim quotes
9
citations
2
research areas
—
Not open access

Abstract

Field studies were conducted in 1993 and 1994 to evaluate broadleaf weed control in corn with the sulfonylurea herbicide CGA-152005, CGA-152005 was applied at 10 to 50 g ai/ha alone and in combination with 2,4-D, dicamba, or atrazine. No corn injury was observed either year. Metolachlor plus CGA-152005 controlled redroot pigweed, velvetleaf, and common cocklebur 95% or more in 1993 and 1994. Common lambsquarters and ivyleaf morningglory control was dependent on CGA-152005 rate, weed size at application, and growing conditions. In 1994, control of velvetleaf and ivyleaf morningglory with CGA-152005 at 10 or 20 g/ha was less when applied as a tank-mix with atrazine and dicamba compared with when it was applied alone, probably due to antagonism caused by the companion herbicide. Generally, corn yield was related to weed control.

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Claims 9

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

CGA-152005 treatments caused no observed corn injury in either year.

Treatment
CGA-152005t0
Outcome
corn injurye0
Direction
Noe0

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 ↗

Verbatim

e0

“No corn injury was observed either year.”

✓ located verbatim in the source · abstract, characters 235–275 · show in text ↑
t0

“Corn (Zea mays) with CGA-152005”

✓ located verbatim in the source · title, characters 40–71 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Metolachlor plus CGA-152005 controlled redroot pigweed at least 95% in 1993 and 1994.

Treatment
Metolachlor plus CGA-152005e0
Interactor
redroot pigweede0weed
Outcome
redroot pigweede0
Direction
controllede0
Value
95% or moree0

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 ↗

Verbatim

e0

“Metolachlor plus CGA-152005 controlled redroot pigweed, velvetleaf, and common cocklebur 95% or more in 1993 and 1994.”

✓ located verbatim in the source · abstract, characters 276–394 · show in text ↑
t0

“Corn (Zea mays)”

✓ located verbatim in the source · title, characters 40–55 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Metolachlor plus CGA-152005 controlled velvetleaf at least 95% in 1993 and 1994.

Treatment
Metolachlor plus CGA-152005e0
Interactor
velvetleafAbutilon theophrastie0weed
Outcome
velvetleafe0
Direction
controllede0
Value
95% or moree0

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 ↗
Abutilon theophrasti
Abutilon theophrasti · InteractorI.Sáček, senior · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Metolachlor plus CGA-152005 controlled redroot pigweed, velvetleaf, and common cocklebur 95% or more in 1993 and 1994.”

✓ located verbatim in the source · abstract, characters 276–394 · show in text ↑
t0

“Corn (Zea mays)”

✓ located verbatim in the source · title, characters 40–55 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Metolachlor plus CGA-152005 controlled common cocklebur at least 95% in 1993 and 1994.

Treatment
Metolachlor plus CGA-152005e0
Interactor
common cocklebure0weed
Outcome
common cocklebure0
Direction
controllede0
Value
95% or moree0

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 ↗

Verbatim

e0

“Metolachlor plus CGA-152005 controlled redroot pigweed, velvetleaf, and common cocklebur 95% or more in 1993 and 1994.”

✓ located verbatim in the source · abstract, characters 276–394 · show in text ↑
t0

“Corn (Zea mays)”

✓ located verbatim in the source · title, characters 40–55 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Control of common lambsquarters depended on CGA-152005 rate, weed size and growing conditions.

Treatment
CGA-152005 ratee0
Interactor
Common lambsquartersChenopodium albume0weed
Outcome
Common lambsquarterse0
Qualifier
weed size at application, and growing conditionse0

Not reportedDirection

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 ↗
Chenopodium album
Chenopodium album · InteractorOlivier Pichard · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Common lambsquarters and ivyleaf morningglory control was dependent on CGA-152005 rate, weed size at application, and growing conditions.”

✓ located verbatim in the source · abstract, characters 395–532 · show in text ↑
t0

“Corn (Zea mays)”

✓ located verbatim in the source · title, characters 40–55 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Control of ivyleaf morningglory depended on CGA-152005 rate, weed size and growing conditions.

Treatment
CGA-152005 ratee0
Interactor
ivyleaf morninggloryIpomoea hederaceae0weed
Outcome
ivyleaf morningglory controle0

Not reportedDirection

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 ↗
Ipomoea hederacea
Ipomoea hederacea · InteractorUser:SB_Johnny · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Common lambsquarters and ivyleaf morningglory control was dependent on CGA-152005 rate, weed size at application, and growing conditions.”

✓ located verbatim in the source · abstract, characters 395–532 · show in text ↑
t0

“Corn (Zea mays)”

✓ located verbatim in the source · title, characters 40–55 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

In 1994 the atrazine and dicamba tank mix reduced velvetleaf control relative to CGA-152005 alone.

Treatment
tank-mix with atrazine and dicambae0
Interactor
velvetleafAbutilon theophrastie0weed
Outcome
velvetleafe0
Direction
lesse0
Comparator
applied 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 ↗
Abutilon theophrasti
Abutilon theophrasti · InteractorI.Sáček, senior · Public domain · Wikimedia Commons ↗

Verbatim

e0

“In 1994, control of velvetleaf and ivyleaf morningglory with CGA-152005 at 10 or 20 g/ha was less when applied as a tank-mix with atrazine and dicamba compared with when it was applied alone”

✓ located verbatim in the source · abstract, characters 533–723 · show in text ↑
t0

“Corn (Zea mays)”

✓ located verbatim in the source · title, characters 40–55 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

In 1994 the atrazine and dicamba tank mix reduced ivyleaf morningglory control relative to CGA-152005 alone.

Treatment
tank-mix with atrazine and dicambae0
Interactor
ivyleaf morninggloryIpomoea hederaceae0weed
Outcome
ivyleaf morningglorye0
Direction
lesse0
Comparator
applied 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 ↗
Ipomoea hederacea
Ipomoea hederacea · InteractorUser:SB_Johnny · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“In 1994, control of velvetleaf and ivyleaf morningglory with CGA-152005 at 10 or 20 g/ha was less when applied as a tank-mix with atrazine and dicamba compared with when it was applied alone”

✓ located verbatim in the source · abstract, characters 533–723 · show in text ↑
t0

“Corn (Zea mays)”

✓ located verbatim in the source · title, characters 40–55 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Corn yield was generally related to weed control.

Interactor
weede0weed
Outcome
corn yielde0

Not reportedDirection

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

“Generally, corn yield was related to weed control.”

✓ located verbatim in the source · abstract, characters 787–837 · show in text ↑

atrazine · Ipomoea hederacea · Zea mays (maize)Positive and negative results

3 papers: 2 positive, 1 negative or no effect

2 in the opposite direction

  1. positive
  2. positive
See all 3 papers →

dicamba · Abutilon theophrasti · Zea mays (maize)Positive and negative results

6 papers: 5 positive, 1 negative or no effect

5 in the opposite direction

  1. positive
  2. positive
  3. positive

2 papers more in this group

See all 6 papers →

atrazine · Abutilon theophrasti · Zea mays (maize)Positive and negative results

15 papers: 12 positive, 3 negative or no effect

2 papers in the same direction as this paper · 12 in the opposite direction

  1. positive
  2. positive
  3. positive

11 papers more in this group

See all 15 papers →

metolachlor · Abutilon theophrasti · 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 →

metolachlor · organism · Zea mays (maize)Results agree

5 papers: 5 positive, 0 negative or no effect

4 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

1 paper more in this group

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.