Paper · 1991 · Weed Science

Rotational Crop Response to Chlorimuron, Clomazone, and Imazaquin Applied the Previous Year

C. Dale Monks; Philip A. Banks

9
claims
11
verbatim quotes
43
citations
3
research areas
—
Not open access

Abstract

Experiments to determine effects of chlorimuron, clomazone, and imazaquin applied the year before planting corn, cotton, and sorghum were conducted at three locations in Georgia. Corn injury was <20% in 1987 and 1988 and yield was not affected. In 1988, imazaquin applied at a high rate or sequentially the previous year to late-planted soybeans injured corn more than applications to the early-planted soybeans. Cotton was the most sensitive crop to herbicides applied the previous year. However, seed cotton yield was not decreased due to herbicides applied the previous year. Sorghum growth and yield 8 weeks after planting was not affected by soybean herbicide application the previous year. Sicklepod, corn, and wheat bioassays did not detect any of the herbicides in soil samples obtained the season after treatment. Bioassays accurately predicted potential injury in corn and sorghum but not cotton.

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Claims 9

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Corn injury was below 20% in both years after prior-year herbicides.

Outcome
Corn injurye0
Value
<20%e0
Qualifier
1987 and 1988e0

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 injury was <20% in 1987 and 1988”

✓ located verbatim in the source · abstract, characters 179–216 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Corn yield was unaffected by prior-year herbicides.

Treatment
chlorimuron, clomazone, and imazaquine0
Outcome
yielde1
Direction
not affectede1

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

“chlorimuron, clomazone, and imazaquin applied the year before planting corn, cotton, and sorghum”

✓ located verbatim in the source · abstract, characters 36–132 · show in text ↑
e1

“yield was not affected”

✓ located verbatim in the source · abstract, characters 221–243 · show in text ↑
e2

“Corn injury was <20% in 1987 and 1988 and yield was not affected”

✓ located verbatim in the source · abstract, characters 179–243 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

High-rate or sequential imazaquin on late-planted soybeans injured subsequent corn more than applications to early-planted soybeans.

Treatment
imazaquin applied at a high rate or sequentially the previous year to late-planted soybeanse0
Outcome
injured corne0
Direction
moree0
Qualifier
In 1988e0
Comparator
applications to the early-planted soybeanse0

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 1988, imazaquin applied at a high rate or sequentially the previous year to late-planted soybeans injured corn more than applications to the early-planted soybeans”

✓ located verbatim in the source · abstract, characters 245–411 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Cotton was the most sensitive rotational crop to previous-year herbicides.

Treatment
herbicides applied the previous yeare0
Outcome
most sensitive crope0
Direction
most sensitivee0

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Cotton was the most sensitive crop to herbicides applied the previous year”

✓ located verbatim in the source · abstract, characters 413–487 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Previous-year herbicides did not reduce seed cotton yield.

Treatment
herbicides applied the previous yeare0
Outcome
seed cotton yielde0
Direction
not decreasede0

Not reportedComparator

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“seed cotton yield was not decreased due to herbicides applied the previous year”

✓ located verbatim in the source · abstract, characters 498–577 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Previous-year soybean herbicides did not affect sorghum growth or yield eight weeks after planting.

Taxon
SorghumSorghume0
Treatment
soybean herbicide application the previous yeare0
Outcome
growth and yielde0
Direction
not affectede0
Qualifier
8 weeks after plantinge0

Not reportedComparator

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

Sorghum
Sorghum · Taxon · picture of the genus (one of its species)Evelyn Simak · CC BY-SA 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Sorghum growth and yield 8 weeks after planting was not affected by soybean herbicide application the previous year”

✓ located verbatim in the source · abstract, characters 579–694 · show in text ↑
Method / resourceobservedoriginal resultmeasured

Claim · model-written summary

Sicklepod, corn and wheat bioassays detected none of the herbicides in next-season soil samples.

Taxon
Sicklepod, corn, and wheate0
Outcome
did not detect any of the herbicidese0
Comparator
the season after treatmente0

Verbatim

e0

“Sicklepod, corn, and wheat bioassays did not detect any of the herbicides in soil samples obtained the season after treatment”

✓ located verbatim in the source · abstract, characters 696–821 · show in text ↑
Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

Bioassays accurately predicted possible injury in corn and sorghum.

Taxon
corn and sorghumSorghumZea mays subsp. mayse0
Outcome
accurately predicted potential injurye0
Comparator
cottone0

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

Sorghum
Sorghum · Taxon · picture of the genus (one of its species)Evelyn Simak · CC BY-SA 2.0 · Wikimedia Commons ↗
Zea mays subsp. mays
Zea mays subsp. mays · TaxonDominicus Johannes Bergsma · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Bioassays accurately predicted potential injury in corn and sorghum but not cotton”

✓ located verbatim in the source · abstract, characters 823–905 · show in text ↑
Method / resourceobservedoriginal resultnegativemeasured

Claim · model-written summary

Bioassays failed to predict possible injury in cotton accurately.

Outcome
potential injurye0
Comparator
corn and sorghume0

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Bioassays accurately predicted potential injury in corn and sorghum but not cotton”

✓ located verbatim in the source · abstract, characters 823–905 · show in text ↑

clomazone · yield · Zea mays (maize)Results differ

5 papers: 3 positive, 2 negative or no effect

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

  1. positive
  2. positive
  3. positive

1 paper more in this group

See all 5 papers →

imazaquin · yield · Zea mays (maize)Results differ

7 papers: 0 positive, 7 negative or no effect

6 papers in the same direction as this paper

  1. negative
  2. negative
  3. negative

3 papers more in this group

See all 7 papers →

Glycine max · yield · SorghumPositive and negative results

27 papers: 22 positive, 5 negative or no effect

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

  1. positive
  2. positive
  3. positive

23 papers more in this group

See all 27 papers →

chlorimuron · yield · Zea mays (maize)Results agree

3 papers: 0 positive, 3 negative or no effect

2 papers in the same direction as this paper

  1. negative
  2. negative
See all 3 papers →

imazaquin · crop injury · Zea mays (maize)Results agree

7 papers: 0 positive, 7 negative or no effect

6 papers in the same direction as this paper

  1. negative
  2. negative
  3. negative

3 papers more in this group

See all 7 papers →

herbicide · yield · SorghumResults differ

66 papers: 52 positive, 14 negative or no effect

13 papers in the same direction as this paper · 52 in the opposite direction

  1. positive
  2. positive
  3. positive

62 papers more in this group

See all 66 papers →

herbicide · yield · Gossypium hirsutum (cotton)Positive and negative results

182 papers: 123 positive, 59 negative or no effect

58 papers in the same direction as this paper · 123 in the opposite direction

  1. negative
  2. positive
  3. positive

178 papers more in this group

See all 182 papers →

sowing time · crop injury · Zea mays (maize)Results agree

2 papers: 0 positive, 2 negative or no effect

1 paper in the same direction as this paper

  1. no effect
See all 2 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.