Paper · 2003 · Weed Technology

The Persistence of Imazapic in Peanut (Arachis hypogaea) Crop Rotations1

MARK A. MATOCHA; W. JAMES GRICHAR; SCOTT A. SENSEMAN; et al.

4
claims
5
verbatim quotes
24
citations
1
research areas
—
Not open access

Abstract

Field studies were conducted at Yoakum and Stephenville, TX; Jay, FL; and Midville and Plains, GA, to determine the persistence of imazapic applied to peanuts at 0, 70, 140, and 210 g ai/ha. The following year, cotton, sorghum, and corn were planted in the treated plots in Texas, cotton was planted in Florida, and corn and cotton were planted in Georgia and evaluated for carryover injury. Data collected to determine injury included plant heights and weights. In 1999 in Texas and in Florida and Georgia, there was no significant carryover injury to rotational crops from any of the imazapic rates. Data on cotton and sorghum plant height from Texas in 2000 showed height reductions for the 210-g/ha rate on cotton and the 140- and 210-g/ha rates on sorghum. These data showed no significant carryover effects to rotational crops from the 70-g/ha rate of imazapic applied to peanuts the previous year.Nomenclature: Imazapic; cotton, Gossypium hirsutum L.; corn, Zea mays L.; peanut, Arachis hypogaea L.; sorghum, Sorghum bicolor L.Additional index words: Carryover injury, herbicide persistence, herbicide residue.Abbreviations: DAP, days after planting; EPOST, early postemergence; MAP, months after planting; PPI, preplant incorporated.

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Claims 4

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

In 1999 there was no significant carryover injury to rotational crops from any imazapic rate applied to peanuts in Texas, Florida and Georgia.

Taxon
peanutsArachis hypogaeae0
Treatment
imazapice0
Outcome
carryover injury to rotational cropse1
Qualifier
from any of the imazapic ratese1
Setting
Texas and in Florida and Georgiae1

Not reportedComparatorDirection

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

Arachis hypogaea
Arachis hypogaea · Taxon葉子 · CC0 · iNaturalist ↗

Verbatim

e0

“to determine the persistence of imazapic applied to peanuts at 0, 70, 140, and 210 g ai/ha”

✓ located verbatim in the source · abstract, characters 99–189 · show in text ↑
e1

“In 1999 in Texas and in Florida and Georgia, there was no significant carryover injury to rotational crops from any of the imazapic rates”

✓ located verbatim in the source · abstract, characters 463–600 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

In 2000 in Texas, the 210 g/ha imazapic rate reduced plant height of cotton.

Treatment
210-g/ha ratee2
Outcome
plant heighte2
Direction
reductionse2
Setting
Texase2

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

e2

“Data on cotton and sorghum plant height from Texas in 2000 showed height reductions for the 210-g/ha rate on cotton and the 140- and 210-g/ha rates on sorghum”

✓ located verbatim in the source · abstract, characters 602–760 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

In 2000 in Texas, the 140 and 210 g/ha imazapic rates reduced plant height of sorghum.

Taxon
sorghumSorghume2
Treatment
140- and 210-g/ha ratese2
Outcome
plant heighte2
Direction
reductionse2
Setting
Texase2

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

e2

“Data on cotton and sorghum plant height from Texas in 2000 showed height reductions for the 210-g/ha rate on cotton and the 140- and 210-g/ha rates on sorghum”

✓ located verbatim in the source · abstract, characters 602–760 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

In 2000 the 70 g/ha imazapic rate applied to peanuts had no significant carryover effects on rotational crops.

Taxon
peanutsArachis hypogaeae3
Treatment
70-g/ha rate of imazapice3
Outcome
carryover effects to rotational cropse3

Not reportedComparatorDirection

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

Arachis hypogaea
Arachis hypogaea · Taxon葉子 · CC0 · iNaturalist ↗

Verbatim

e3

“These data showed no significant carryover effects to rotational crops from the 70-g/ha rate of imazapic applied to peanuts the previous year”

✓ located verbatim in the source · abstract, characters 762–903 · show in text ↑

imazapic · crop injury · Arachis hypogaea (peanut)Positive and negative results

7 papers: 1 positive, 6 negative or no effect

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

  1. positive
  2. negative
  3. negative

3 papers more in this group

See all 7 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.