Paper · 2007 · Weed Technology

Autumn Vegetable Response to Residual Herbicides Applied the Previous Spring Under Low-density Polyethylene Mulch

Timothy L. Grey; Theodore M. Webster; A. Stanley Culpepper

11
claims
12
verbatim quotes
10
citations
2
research areas
—
Not open access

Abstract

Field studies were conducted in 2002 and 2005 to evaluate autumn vegetable tolerance to residual herbicides applied the previous spring under low-density polyethylene (LDPE) mulch. Spring applications of 1.12 kg/ha S-metolachlor, 0.027 kg/ha halosulfuron, 0.28 kg/ha sulfentrazone, and 1.12 kg/ha S-metolachlor plus 0.027 kg/ha halosulfuron were made under LDPE mulch in March of each year and included a nontreated control. After removal of the spring crop, vegetables were planted the following August. Seeded and transplanted squash, seeded cucumber, transplanted eggplant, and transplanted cabbage were evaluated. Injury to eggplant, cucumber, and transplanted and seeded squash ranged from 8 to 16% for halosulfuron, sulfentrazone, and S-metolachlor plus halosulfuron in 2002, but no injury was observed in 2005. Cabbage injury was less than 5% for any herbicide treatment either year. There were no differences for cabbage biomass for three harvests for any herbicide treatment relative to the nontreated control. Vine length for cucumber and transplanted squash was significantly reduced by sulfentrazone relative to the nontreated control. Eggplant yield for the first harvest was significantly reduced by sulfentrazone as compared with the nontreated control in 2002 but not in 2005. To avoid injury to rotational crops, growers should read all herbicide labels when considering spring herbicide applications under LDPE mulch when autumn vegetable plantings are part of their production scheme to ensure successful crop production.Nomenclature: Halosulfuron; S-metolachlor; sulfentrazone; cabbage, Brassica oleracea L; cucumber, Cucumis sativus L; eggplant, Solanum melongena L; squash, Cucurbita pepo L.

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Claims 11

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Halosulfuron caused 8 to 16% injury to eggplant, cucumber and squash in 2002.

Taxon
eggplant, cucumber, and transplanted and seeded squashe0
Treatment
halosulfurone0
Outcome
Injurye0
Value
8 to 16%e0
Qualifier
2002e0

Not reportedComparatorDirection

Verbatim

e0

“Injury to eggplant, cucumber, and transplanted and seeded squash ranged from 8 to 16% for halosulfuron, sulfentrazone, and S-metolachlor plus halosulfuron in 2002”

✓ located verbatim in the source · abstract, characters 618–780 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Sulfentrazone caused 8 to 16% injury to eggplant, cucumber and squash in 2002.

Taxon
eggplant, cucumber, and transplanted and seeded squashe0
Treatment
sulfentrazonee0
Outcome
Injurye0
Value
8 to 16%e0
Qualifier
2002e0

Not reportedComparatorDirection

Verbatim

e0

“Injury to eggplant, cucumber, and transplanted and seeded squash ranged from 8 to 16% for halosulfuron, sulfentrazone, and S-metolachlor plus halosulfuron in 2002”

✓ located verbatim in the source · abstract, characters 618–780 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

S-metolachlor plus halosulfuron caused 8 to 16% injury to eggplant, cucumber and squash in 2002.

Taxon
eggplant, cucumber, and transplanted and seeded squashe0
Treatment
S-metolachlor plus halosulfurone0
Outcome
Injurye0
Value
8 to 16%e0
Qualifier
2002e0

Not reportedComparatorDirection

Verbatim

e0

“Injury to eggplant, cucumber, and transplanted and seeded squash ranged from 8 to 16% for halosulfuron, sulfentrazone, and S-metolachlor plus halosulfuron in 2002”

✓ located verbatim in the source · abstract, characters 618–780 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

No injury was observed in 2005 for the listed vegetables and herbicides.

Taxon
Vegetablet0
Treatment
Residual Herbicidest0
Outcome
no injurye0
Qualifier
2005e0

Not reportedComparatorDirection

Verbatim

e0

“but no injury was observed in 2005”

✓ located verbatim in the source · abstract, characters 782–816 · show in text ↑
t0

“Autumn Vegetable Response to Residual Herbicides”

✓ located verbatim in the source · title, characters 0–48 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Cabbage injury was under 5% with any herbicide in both years.

Treatment
any herbicide treatmente0
Outcome
injurye0
Direction
less thane0
Value
5%e0
Qualifier
either yeare0

Not reportedComparator

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

Brassica oleracea var. capitata
Brassica oleracea var. capitata · TaxonThamizhpparithi Maari · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Cabbage injury was less than 5% for any herbicide treatment either year”

✓ located verbatim in the source · abstract, characters 818–889 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Cabbage biomass did not differ for any herbicide relative to the untreated control across three harvests.

Treatment
any herbicide treatmente0
Outcome
cabbage biomasse0
Direction
no differencese0
Qualifier
three harvestse0
Comparator
nontreated controle0

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

Brassica oleracea var. capitata
Brassica oleracea var. capitata · TaxonThamizhpparithi Maari · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“There were no differences for cabbage biomass for three harvests for any herbicide treatment relative to the nontreated control”

✓ located verbatim in the source · abstract, characters 891–1018 · show in text ↑
Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Sulfentrazone significantly reduced cucumber vine length relative to the untreated control.

Taxon
cucumberCucumis sativuse0
Treatment
sulfentrazonee0
Outcome
Vine lengthe0
Direction
reducede0
Comparator
nontreated controle0

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

Cucumis sativus
Cucumis sativus · TaxonH. Zell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Vine length for cucumber and transplanted squash was significantly reduced by sulfentrazone relative to the nontreated control”

✓ located verbatim in the source · abstract, characters 1020–1146 · show in text ↑
Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Sulfentrazone significantly reduced transplanted squash vine length relative to the untreated control.

Taxon
transplanted squashe0
Treatment
sulfentrazonee0
Outcome
Vine lengthe0
Direction
reducede0
Comparator
nontreated controle0

Verbatim

e0

“Vine length for cucumber and transplanted squash was significantly reduced by sulfentrazone relative to the nontreated control”

✓ located verbatim in the source · abstract, characters 1020–1146 · show in text ↑
Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Sulfentrazone significantly reduced first-harvest eggplant yield in 2002 relative to the untreated control.

Taxon
EggplantSolanum melongenae0
Treatment
sulfentrazonee0
Outcome
yielde0
Direction
reducede0
Qualifier
first harveste0
Comparator
nontreated controle0

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

Solanum melongena
Solanum melongena · TaxonBeraDigle · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Eggplant yield for the first harvest was significantly reduced by sulfentrazone as compared with the nontreated control in 2002 but not in 2005”

✓ located verbatim in the source · abstract, characters 1148–1291 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Sulfentrazone did not significantly reduce first-harvest eggplant yield in 2005.

Taxon
EggplantSolanum melongenae0
Treatment
sulfentrazonee0
Outcome
yielde0
Qualifier
2005e0
Comparator
nontreated controle0

Not reportedDirection

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

Solanum melongena
Solanum melongena · TaxonBeraDigle · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Eggplant yield for the first harvest was significantly reduced by sulfentrazone as compared with the nontreated control in 2002 but not in 2005”

✓ located verbatim in the source · abstract, characters 1148–1291 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

Growers should consult herbicide labels when planning spring applications beneath mulch before autumn vegetables.

Taxon
autumn vegetablee0
Treatment
spring herbicide applications under LDPE mulche0
Outcome
read all herbicide labelse0

Verbatim

e0

“growers should read all herbicide labels when considering spring herbicide applications under LDPE mulch when autumn vegetable plantings are part of their production scheme to ensure successful crop production”

✓ located verbatim in the source · abstract, characters 1330–1539 · show in text ↑

herbicide · growth · Brassica oleracea (wild cabbage)Positive and negative results

10 papers: 6 positive, 4 negative or no effect

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

  1. positive
  2. positive
  3. positive

6 papers more in this group

See all 10 papers →

herbicide · crop injury · Brassica oleracea (wild cabbage)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 →

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.