Paper · 1989 · Weed Technology

Herbicide Effects on Tensile Strength and Rooting of Bermudagrass (Cynodon dactylon) Sod

Sam S. Sharpe; Ray Dickens; David L. Turner

7
claims
14
verbatim quotes
13
citations
1
research areas
—
Not open access

Abstract

The objective of this study was to determine how selected herbicides affect sod tensile strength and rooting of mature and immature turfs of ‘Tifway’ bermudagrass. Both immature and mature turf had 100% ground cover, but only mature turf had tensile strength adequate for harvesting and handling. Sod tensile strength at 2, 4, and 8 weeks after application generally was unaffected by herbicide treatment, although imazapyr killed bermudagrass top growth. Root number and root length initially were depressed by imazapyr, bensulide, napropamide, sethoxydim, and sulfometuron at most rates and intervals tested. Eight weeks after treatment, root length, root number, and sod tensile strength for all treatments, except those with imazapyr, were similar to that of the untreated control.

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The text the model read, with the source record’s inline markup (italics, sub- and superscripts) rendered and its character entities decoded; quote offsets refer to the raw text.

Claims 7

Observationobservedoriginal resultmeasured

Claim · model-written summary

Immature and mature bermudagrass turf both had 100% ground cover.

Taxon
BermudagrassCynodon dactylont0
Outcome
ground covere6
Value
100%e6

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

Cynodon dactylon
Cynodon dactylon · TaxonRobert Flogaus-Faust · CC BY 4.0 · Wikimedia Commons ↗

Verbatim

t0

“Bermudagrass (Cynodon dactylon)”

✓ located verbatim in the source · title, characters 53–84 · show in text ↑
e6

“Both immature and mature turf had 100% ground cover”

✓ located verbatim in the source · abstract, characters 164–215 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Only mature bermudagrass turf had tensile strength adequate for harvesting and handling.

Taxon
BermudagrassCynodon dactylont0
Organ / stage
mature turfe7
Outcome
tensile strengthe7

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

Cynodon dactylon
Cynodon dactylon · TaxonRobert Flogaus-Faust · CC BY 4.0 · Wikimedia Commons ↗

Verbatim

t0

“Bermudagrass (Cynodon dactylon)”

✓ located verbatim in the source · title, characters 53–84 · show in text ↑
e7

“only mature turf had tensile strength adequate for harvesting and handling”

✓ located verbatim in the source · abstract, characters 221–295 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Sod tensile strength was generally unaffected by herbicide treatment at 2, 4 and 8 weeks after application.

Taxon
BermudagrassCynodon dactylont0
Treatment
herbicide treatmente2
Outcome
Sod tensile strengthe2
Direction
unaffectede2

Not reportedComparator

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

Cynodon dactylon
Cynodon dactylon · TaxonRobert Flogaus-Faust · CC BY 4.0 · Wikimedia Commons ↗

Verbatim

t0

“Bermudagrass (Cynodon dactylon)”

✓ located verbatim in the source · title, characters 53–84 · show in text ↑
e2

“Sod tensile strength at 2, 4, and 8 weeks after application generally was unaffected by herbicide treatment”

✓ located verbatim in the source · abstract, characters 297–404 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Imazapyr killed bermudagrass top growth.

Taxon
BermudagrassCynodon dactylont0
Treatment
imazapyre3
Outcome
top growthe3
Direction
killede3

Not reportedComparator

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

Cynodon dactylon
Cynodon dactylon · TaxonRobert Flogaus-Faust · CC BY 4.0 · Wikimedia Commons ↗

Verbatim

t0

“Bermudagrass (Cynodon dactylon)”

✓ located verbatim in the source · title, characters 53–84 · show in text ↑
e3

“imazapyr killed bermudagrass top growth”

✓ located verbatim in the source · abstract, characters 415–454 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Imazapyr, bensulide and napropamide initially depressed root number and root length.

Taxon
BermudagrassCynodon dactylont0
Treatment
imazapyr, bensulide, napropamidee4
Outcome
Root number and root lengthe4
Direction
depressede4
Qualifier
at most rates and intervals testede4

Not reportedComparator

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

Cynodon dactylon
Cynodon dactylon · TaxonRobert Flogaus-Faust · CC BY 4.0 · Wikimedia Commons ↗

Verbatim

t0

“Bermudagrass (Cynodon dactylon)”

✓ located verbatim in the source · title, characters 53–84 · show in text ↑
e4

“Root number and root length initially were depressed by imazapyr, bensulide, napropamide, sethoxydim, and sulfometuron at most rates and intervals tested”

✓ located verbatim in the source · abstract, characters 456–609 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Sethoxydim and sulfometuron initially depressed root number and root length.

Taxon
BermudagrassCynodon dactylont0
Treatment
sethoxydim, and sulfometurone4
Outcome
Root number and root lengthe4
Direction
depressede4
Qualifier
at most rates and intervals testede4

Not reportedComparator

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

Cynodon dactylon
Cynodon dactylon · TaxonRobert Flogaus-Faust · CC BY 4.0 · Wikimedia Commons ↗

Verbatim

t0

“Bermudagrass (Cynodon dactylon)”

✓ located verbatim in the source · title, characters 53–84 · show in text ↑
e4

“Root number and root length initially were depressed by imazapyr, bensulide, napropamide, sethoxydim, and sulfometuron at most rates and intervals tested”

✓ located verbatim in the source · abstract, characters 456–609 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Eight weeks after treatment, root length, root number and sod tensile strength of all treatments except imazapyr were similar to the untreated control.

Taxon
BermudagrassCynodon dactylont0
Treatment
all treatmentse5
Outcome
root length, root number, and sod tensile strengthe5
Direction
similare5
Qualifier
except those with imazapyre5
Comparator
untreated controle5

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

Cynodon dactylon
Cynodon dactylon · TaxonRobert Flogaus-Faust · CC BY 4.0 · Wikimedia Commons ↗

Verbatim

t0

“Bermudagrass (Cynodon dactylon)”

✓ located verbatim in the source · title, characters 53–84 · show in text ↑
e5

“Eight weeks after treatment, root length, root number, and sod tensile strength for all treatments, except those with imazapyr, were similar to that of the untreated control”

✓ located verbatim in the source · abstract, characters 611–784 · show in text ↑

Sethoxydim · growth · Cynodon dactylon (Bermuda grass)Positive and negative results

2 papers: 1 positive, 1 negative or no effect

1 in the opposite direction

  1. positive
See all 2 papers →

Bensulide · growth · Cynodon dactylon (Bermuda grass)Positive and negative results

5 papers: 1 positive, 4 negative or no effect

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

  1. positive
  2. negative
  3. negative

1 paper more in this group

See all 5 papers →

imazapyr · growth · Cynodon dactylon (Bermuda grass)Results agree

2 papers: 0 positive, 2 negative or no effect

1 paper in the same direction as this paper

  1. negative
See all 2 papers →

napropamide · growth · Cynodon dactylon (Bermuda grass)Results agree

5 papers: 0 positive, 5 negative or no effect

4 papers in the same direction as this paper

  1. negative
  2. negative
  3. negative

1 paper more in this group

See all 5 papers →

herbicide · physiology: antioxidant enzymes · Cynodon dactylon (Bermuda grass)Results agree

3 papers: 0 positive, 3 negative or no effect

2 papers in the same direction as this paper

  1. no effect
  2. no effect
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.