Paper · 1992 · HortScience

GERMINATION SALT TOLERANCE OF KENTUCKY BLUEGRASS (Poa pratensis) and BUFFALOGRASS (Buchloe datyloides) SEEDS

Joel G. Reiten; Chiwon W. Lee; Z.M. Cheng; et al.

6
claims
8
verbatim quotes
3
citations
2
research areas
✓
Open access

Abstract

Seeds of a Kentucky bluegrass cultivar ( Poa pratensis 'SD Common') and two native buffalograss ( Buchloe dactyloides ) strains, Texas (TX) selection and North Dakota (ND) selection, were tested for their germination tolerance to increasing levels of NaCl at 0, 0.05, 0.1, 0.2, 0.4, 0.6, 0.8, 1.2, 1.6, 2.0, 2.4, 2.8, 3.2% in solution. Both the TX and ND strains of buffalograss exhibited a high degree of salt tolerance with the upper limit of seed germination at 2.8% NaCl (2% to 7% germination after 6 days). At high NaCl concentrations, however, percent seed germination was much greater in the ND strain than the TX strain of buffalograss. For instance, seed germination at 0.8% NaCl was 90% in ND strain and 53% in TX strain as compared to the control. Kentucky bluegrass was least tolerant to NaCl with the upper limit of seed germination at 0.4% NaCl (14.7% germination in 6 days). Seed germination in Kentucky bluegrass was completely inhibited at 0.6% NaCl.

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Claims 6

Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Buffalograss TX and ND strains germinated up to 2.8% NaCl, with 2% to 7% germination after six days.

Taxon
buffalograssBouteloua dactyloidese0
Material
TX and ND strainse0
Outcome
seed germinatione0
Value
2.8% NaCle0
Qualifier
2% to 7% germination after 6 dayse0

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

Bouteloua dactyloides
Bouteloua dactyloides · TaxonPatrick Alexander https://www.inaturalist.org/people/aspidoscelis · CC0 · Wikimedia Commons ↗

Verbatim

e0

“Both the TX and ND strains of buffalograss exhibited a high degree of salt tolerance with the upper limit of seed germination at 2.8% NaCl (2% to 7% germination after 6 days)”

✓ located verbatim in the source · abstract, characters 336–510 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

At high NaCl, ND buffalograss seed germination exceeded TX.

Taxon
buffalograssBouteloua dactyloidese0
Material
ND straine0
Treatment
high NaCl concentrationse0
Outcome
percent seed germinatione0
Direction
much greatere0
Comparator
TX straine0

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

Bouteloua dactyloides
Bouteloua dactyloides · TaxonPatrick Alexander https://www.inaturalist.org/people/aspidoscelis · CC0 · Wikimedia Commons ↗

Verbatim

e0

“At high NaCl concentrations, however, percent seed germination was much greater in the ND strain than the TX strain of buffalograss”

✓ located verbatim in the source · abstract, characters 512–643 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

At 0.8% NaCl, ND buffalograss germination was 90% of control.

Taxon
BUFFALOGRASSBouteloua dactyloidest0
Material
ND straine0
Treatment
0.8% NaCle0
Outcome
seed germinatione0
Value
90%e0
Comparator
controle0

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

Bouteloua dactyloides
Bouteloua dactyloides · TaxonPatrick Alexander https://www.inaturalist.org/people/aspidoscelis · CC0 · Wikimedia Commons ↗

Verbatim

e0

“seed germination at 0.8% NaCl was 90% in ND strain and 53% in TX strain as compared to the control”

✓ located verbatim in the source · abstract, characters 659–757 · show in text ↑
t0

“BUFFALOGRASS”

✓ located verbatim in the source · title, characters 69–81 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

At 0.8% NaCl, TX buffalograss germination was 53% of control.

Taxon
BUFFALOGRASSBouteloua dactyloidest0
Material
TX straine0
Treatment
0.8% NaCle0
Outcome
seed germinatione0
Value
53%e0
Comparator
controle0

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

Bouteloua dactyloides
Bouteloua dactyloides · TaxonPatrick Alexander https://www.inaturalist.org/people/aspidoscelis · CC0 · Wikimedia Commons ↗

Verbatim

e0

“seed germination at 0.8% NaCl was 90% in ND strain and 53% in TX strain as compared to the control”

✓ located verbatim in the source · abstract, characters 659–757 · show in text ↑
t0

“BUFFALOGRASS”

✓ located verbatim in the source · title, characters 69–81 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Kentucky bluegrass had the lowest NaCl tolerance, with germination up to 0.4% NaCl and 14.7% after six days.

Taxon
Kentucky bluegrassPoa pratensise0
Treatment
0.4% NaCle0
Outcome
seed germinatione0
Direction
least tolerante0
Value
14.7%e0

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

Poa pratensis
Poa pratensis · TaxonRasbak 08:35, 1 May 2007 (UTC) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Kentucky bluegrass was least tolerant to NaCl with the upper limit of seed germination at 0.4% NaCl (14.7% germination in 6 days)”

✓ located verbatim in the source · abstract, characters 759–888 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Kentucky bluegrass germination was completely inhibited at 0.6% NaCl.

Taxon
Kentucky bluegrassPoa pratensise0
Treatment
0.6% NaCle0
Outcome
Seed germinatione0
Direction
completely inhibitede0

Not reportedComparator

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

Poa pratensis
Poa pratensis · TaxonRasbak 08:35, 1 May 2007 (UTC) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Seed germination in Kentucky bluegrass was completely inhibited at 0.6% NaCl”

✓ located verbatim in the source · abstract, characters 890–966 · show in text ↑

sodium chloride · growth · Poa pratensis (Kentucky bluegrass)Results differ

7 papers: 2 positive, 5 negative or no effect

4 papers in the same direction as this paper · 2 in the opposite direction

  1. positive
  2. positive
  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.