Paper · 2005 · Crop Management

Broadleaf Weed Control in Field Corn with Postemergence Herbicides

Richard N. Arnold; Dan Smeal; Michael K. O'Neill

5
claims
8
verbatim quotes
11
citations
2
research areas
—
Not open access

Abstract

A two‐year study was conducted in 2002 and 2003 at the New Mexico State University Agricultural Science Center at Farmington, NM to evaluate postemergence herbicides for control of redroot and prostrate pigweed ( Amaranthus retroflexus L. and Amaranthus blitoides S. Wats.), black nightshade ( Solanum nigrum L.), common lambsquarters ( Chenopodium album L.), and Russian thistle ( Salsola iberica Sennen & Pau) and their effect on field corn ( Zea mays ) injury and yield. Herbicide treatments gave over 95% control of redroot and prostrate pigweed and common lambsquarters through August, in both years. Russian thistle control was 70% or less with DPX 79406, foramsulfuron, and nicosulfuron plus rimsulfuron when applied at 0.0115 plus 0.0115, 0.033, and 0.023 plus 0.012 lb a.i./acre, or in combination with mesotrione at 0.06 lb a.i./acre. Black nightshade control with foramsulfuron applied at 0.033 lb a.i./acre was 30 to 41% better than DPX 79406 or nicosulfuron plus rimsulfuron applied at 0.0115 plus 0.0115 and 0.023 plus 0.012 lb a.i./acre. This research indicates that when nicosulfuron plus rimsulfuron, DPX 79406, and foramsulfuron were applied in combination with diflufenzopyr plus dicamba, dicamba plus atrazine, mesotrione, or dicamba, broadleaf weed control increased significantly without field corn injury or yield reductions.

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Claims 5

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Herbicide treatments gave over 95% control of redroot and prostrate pigweed in field corn.

Taxon
Field Cornt0
Treatment
Herbicide treatmentse1
Interactor
redroot and prostrate pigweede1weed
Outcome
controle1
Value
over 95%e1
Qualifier
through August, in both yearse1

Not reportedComparatorDirection

Verbatim

e1

“Herbicide treatments gave over 95% control of redroot and prostrate pigweed and common lambsquarters through August, in both years”

✓ located verbatim in the source · abstract, characters 474–604 · show in text ↑
t0

“Broadleaf Weed Control in Field Corn with Postemergence Herbicides”

✓ located verbatim in the source · title, characters 0–66 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

DPX 79406, foramsulfuron and nicosulfuron plus rimsulfuron gave 70% or less control of Russian thistle in field corn.

Taxon
Field Cornt0
Treatment
DPX 79406, foramsulfuron, and nicosulfuron plus rimsulfurone2
Interactor
Russian thistleSalsola traguse2weed
Outcome
Russian thistle controle2
Direction
lesse2
Value
70% or lesse2

Not reportedComparator

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

Salsola tragus
Salsola tragus · InteractorAnRo0002 · CC0 · Wikimedia Commons ↗

Verbatim

e2

“Russian thistle control was 70% or less with DPX 79406, foramsulfuron, and nicosulfuron plus rimsulfuron”

✓ located verbatim in the source · abstract, characters 606–710 · show in text ↑
t0

“Broadleaf Weed Control in Field Corn with Postemergence Herbicides”

✓ located verbatim in the source · title, characters 0–66 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Foramsulfuron at 0.033 lb a.i./acre gave 30 to 41% better black nightshade control than DPX 79406 or nicosulfuron plus rimsulfuron.

Taxon
Field Cornt0
Treatment
foramsulfuron applied at 0.033 lb a.i./acree3
Interactor
Black nightshadeSolanum nigrume3weed
Outcome
Black nightshade controle3
Direction
bettere3
Value
30 to 41%e3
Comparator
DPX 79406 or nicosulfuron plus rimsulfurone3

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

Solanum nigrum
Solanum nigrum · InteractorHladac · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e3

“Black nightshade control with foramsulfuron applied at 0.033 lb a.i./acre was 30 to 41% better than DPX 79406 or nicosulfuron plus rimsulfuron”

✓ located verbatim in the source · abstract, characters 845–987 · show in text ↑
t0

“Broadleaf Weed Control in Field Corn with Postemergence Herbicides”

✓ located verbatim in the source · title, characters 0–66 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Broadleaf weed control increased significantly in field corn when the listed herbicides were applied in combination with the partner herbicides.

Taxon
field corne4
Treatment
nicosulfuron plus rimsulfuron, DPX 79406, and foramsulfuron were applied in combination with diflufenzopyr plus dicamba, dicamba plus atrazine, mesotrione, or dicambae4
Outcome
broadleaf weed controle4
Direction
increasede4

Not reportedComparator

Verbatim

e4

“This research indicates that when nicosulfuron plus rimsulfuron, DPX 79406, and foramsulfuron were applied in combination with diflufenzopyr plus dicamba, dicamba plus atrazine, mesotrione, or dicamba, broadleaf weed control increased significantly without field corn injury or yield reductions”

✓ located verbatim in the source · abstract, characters 1053–1347 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

The same herbicide combinations caused no field corn injury or yield reduction.

Taxon
field corne4
Treatment
nicosulfuron plus rimsulfuron, DPX 79406, and foramsulfuron were applied in combination with diflufenzopyr plus dicamba, dicamba plus atrazine, mesotrione, or dicambae4
Outcome
field corn injury or yield reductionse4

Not reportedComparatorDirection

Verbatim

e4

“This research indicates that when nicosulfuron plus rimsulfuron, DPX 79406, and foramsulfuron were applied in combination with diflufenzopyr plus dicamba, dicamba plus atrazine, mesotrione, or dicamba, broadleaf weed control increased significantly without field corn injury or yield reductions”

✓ located verbatim in the source · abstract, characters 1053–1347 · show in text ↑

atrazine · weed · Zea mays (maize)Results differ

202 papers: 197 positive, 5 negative or no effect

196 papers in the same direction as this paper · 5 in the opposite direction

  1. positive
  2. negative
  3. negative

198 papers more in this group

See all 202 papers →

dicamba · crop injury · Zea mays (maize)Positive and negative results

6 papers: 2 positive, 4 negative or no effect

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

  1. positive
  2. positive
  3. negative

2 papers more in this group

See all 6 papers →

foramsulfuron · crop injury · Zea mays (maize)Positive and negative results

7 papers: 3 positive, 4 negative or no effect

3 papers in the same direction as this paper · 3 in the opposite direction

  1. negative
  2. positive
  3. positive

3 papers more in this group

See all 7 papers →

foramsulfuron · weed · Zea mays (maize)Positive and negative results

7 papers: 6 positive, 1 negative or no effect

5 papers in the same direction as this paper · 1 in the opposite direction

  1. no effect
  2. positive
  3. positive

3 papers more in this group

See all 7 papers →

dicamba · weed · Zea mays (maize)Positive and negative results

14 papers: 12 positive, 2 negative or no effect

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

  1. negative
  2. negative
  3. positive

10 papers more in this group

See all 14 papers →

mesotrione · crop injury · Zea mays (maize)Positive and negative results

14 papers: 4 positive, 10 negative or no effect

9 papers in the same direction as this paper · 4 in the opposite direction

  1. positive
  2. positive
  3. positive

10 papers more in this group

See all 14 papers →

atrazine · crop injury · Zea mays (maize)Positive and negative results

23 papers: 3 positive, 20 negative or no effect

19 papers in the same direction as this paper · 3 in the opposite direction

  1. positive
  2. positive
  3. positive

19 papers more in this group

See all 23 papers →

nicosulfuron · crop injury · Zea mays (maize)Positive and negative results

29 papers: 6 positive, 23 negative or no effect

22 papers in the same direction as this paper · 6 in the opposite direction

  1. positive
  2. positive
  3. positive

25 papers more in this group

See all 29 papers →

8 of 13 groups shown: named compounds and organisms first, then groups whose results differ (checked claim by claim), then those with positive and negative results, then the smaller groups.

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.