Paper · 2007 · HortScience

Growth Habit Determination of Genotypes of African Bermudagrass

Kevin E. Kenworthy; Dennis L. Martin; Charles M. Taliaferro

7
claims
13
verbatim quotes
7
citations
3
research areas
✓
Open access

Abstract

Six African bermudagrass ( Cynodon transvaalensis Burtt-Davy) genotypes, one common bermudagrass [ C. dactylon (L.) Pers. var. dactylon ] genotype, and ‘Tifway’ ( C. dactylon × transvaalensis ) hybrid bermudagrass were evaluated for shoot type, leaf angle, and shoot angle. Evaluations were conducted to determine if these measurements could be used to differentiate among upright, intermediate, and prostrate growth habits. Significant differences were found for all three techniques, but attempts to group plants together as having prostrate, intermediate, or upright growth habits was not possible. ‘Tifway’ was intermediate between the African bermudagrass genotypes and the common genotype for shoot type observations, but was more similar to upright-growing African bermudagrass for leaf angle and the more prostrate-growing common bermudagrass for shoot angle. Quantification of shoot type and leaf angle did not appear as useful as shoot angle measurements for screening germplasm to identify upright or prostrate growth habits in bermudagrass.

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Claims 7

Observationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Shoot type, leaf angle and shoot angle differed significantly among evaluated bermudagrass genotypes.

Taxon
African Bermudagrasst0
Outcome
shoot type, leaf angle, and shoot anglee1

Not reportedDirection

Verbatim

e0

“Significant differences were found for all three techniques”

✓ located verbatim in the source · abstract, characters 425–484 · show in text ↑
e1

“were evaluated for shoot type, leaf angle, and shoot angle.”

✓ located verbatim in the source · abstract, characters 214–273 · show in text ↑
t0

“African Bermudagrass”

✓ located verbatim in the source · title, characters 43–63 · show in text ↑
Method / resourceobservedoriginal resultnegativemeasured

Claim · model-written summary

The measurements could not group plants into prostrate, intermediate or upright growth habits.

Taxon
African Bermudagrasst0
Outcome
group plants together as having prostrate, intermediate, or upright growth habitse0
Qualifier
was not possiblee0

Not reportedComparatorDirection

Verbatim

e0

“attempts to group plants together as having prostrate, intermediate, or upright growth habits was not possible.”

✓ located verbatim in the source · abstract, characters 490–601 · show in text ↑
t0

“African Bermudagrass”

✓ located verbatim in the source · title, characters 43–63 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Tifway was intermediate between African and common bermudagrass for shoot type.

Taxon
C. dactylon × transvaalensisCynodon dactylone1
Material
‘Tifway’e0
Outcome
shoot type observationse0
Qualifier
intermediatee0
Comparator
African bermudagrass genotypes and the common genotypee0

Not reportedDirection

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

e0

“‘Tifway’ was intermediate between the African bermudagrass genotypes and the common genotype for shoot type observations”

✓ located verbatim in the source · abstract, characters 602–722 · show in text ↑
e1

“‘Tifway’ ( C. dactylon × transvaalensis ) hybrid bermudagrass”

✓ located verbatim in the source · abstract, characters 152–213 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Tifway leaf angle resembled upright-growing African bermudagrass.

Taxon
C. dactylon × transvaalensisCynodon dactylone1
Material
‘Tifway’e1
Outcome
leaf anglee0
Direction
more similare0
Qualifier
upright-growinge0
Comparator
African bermudagrasse0

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

e0

“but was more similar to upright-growing African bermudagrass for leaf angle and the more prostrate-growing common bermudagrass for shoot angle.”

✓ located verbatim in the source · abstract, characters 724–867 · show in text ↑
e1

“‘Tifway’ ( C. dactylon × transvaalensis ) hybrid bermudagrass”

✓ located verbatim in the source · abstract, characters 152–213 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Tifway shoot angle resembled prostrate-growing common bermudagrass.

Taxon
C. dactylon × transvaalensisCynodon dactylone1
Material
‘Tifway’e1
Outcome
shoot anglee0
Direction
more similare0
Qualifier
prostrate-growinge0
Comparator
common bermudagrasse0

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

e0

“but was more similar to upright-growing African bermudagrass for leaf angle and the more prostrate-growing common bermudagrass for shoot angle.”

✓ located verbatim in the source · abstract, characters 724–867 · show in text ↑
e1

“‘Tifway’ ( C. dactylon × transvaalensis ) hybrid bermudagrass”

✓ located verbatim in the source · abstract, characters 152–213 · show in text ↑
Method / resourceauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

Shoot type quantification appeared less useful than shoot angle for screening growth habit.

Taxon
bermudagrassCynodon dactylone0
Treatment
shoot typee0
Outcome
screening germplasm to identify upright or prostrate growth habitse0
Direction
did not appear as usefule0
Comparator
shoot angle measurementse0

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

e0

“Quantification of shoot type and leaf angle did not appear as useful as shoot angle measurements for screening germplasm to identify upright or prostrate growth habits in bermudagrass.”

✓ located verbatim in the source · abstract, characters 868–1052 · show in text ↑
Method / resourceauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

Leaf angle quantification appeared less useful than shoot angle for screening growth habit.

Taxon
bermudagrassCynodon dactylone0
Treatment
leaf anglee0
Outcome
screening germplasm to identify upright or prostrate growth habitse0
Direction
did not appear as usefule0
Comparator
shoot angle measurementse0

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

e0

“Quantification of shoot type and leaf angle did not appear as useful as shoot angle measurements for screening germplasm to identify upright or prostrate growth habits in bermudagrass.”

✓ located verbatim in the source · abstract, characters 868–1052 · show in text ↑