Paper · 2013

Seed germination under UV-B irradiation

Kazuhiro Sugimoto

13
claims
25
verbatim quotes
7
citations
1
research areas
—
Not open access

Abstract

Ultraviolet-B rays (UV-B) were studied how it affected on seed germination in nineteen plant species. Seed germination rates under UV-B (U), Light (L) and Dark (D) conditions were compared. The reactions to the three conditions in seed germination rates will be putatively classified into 13 types in order of germination rates indicated by the three letters including no difference among the three conditions (type ---). Seven types, ---, --U (U was the lowest; non significant difference between the other two conditions), L-(L was the highest; non significant difference between the other two conditions), LUD (L was the highest, D was the lowest, U was the middle), DUL (D was the highest, L was the lowest, U was the middle), D-(D was the highest; non significant difference between the other two conditions), and --D (D was the lowest; non significant difference between the other two conditions) were detected in this study. U suppressed the seed germination of celery, eggplant and Swiss chard (type --U), but no species was accelerated by U. However, U did not affect seed germination rates in type ---, i.e. buckwheat, cabbage, Chinese cabbage, parsley, potherb mustard and turnip, and type --D, i.e. carrot, Chinese chive and komatsuna. On the other hand, L accelerated the seed germination rate of burdock (type L--), but suppressed that of radish (type DUL). D accelerated those of onion, pea, spinach and welsh onion (type D--) and radish. In radish (type DUL), there were significant differences among the three conditions. D was the highest, L was the lowest, and U was the middle. U, L and D worked interactively. D predominantly restored seed germination rate from the suppression of U, and L predominantly suppressed the effect of D.

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Claims 13

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

UV-B suppressed seed germination in celery, eggplant and Swiss chard relative to light and dark conditions.

Treatment
Ultraviolet-Be0
Outcome
seed germinatione1
Direction
suppressede1
Comparator
Light (L) and Dark (D) conditionse0

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

Beta vulgaris subsp. vulgaris
Beta vulgaris subsp. vulgaris · TaxonQuadell · CC BY-SA 3.0 · Wikimedia Commons ↗
Solanum melongena
Solanum melongena · TaxonBeraDigle · CC BY-SA 4.0 · Wikimedia Commons ↗
Apium graveolens Dulce Group
Apium graveolens Dulce Group · Taxon · picture of the speciesMPF · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Ultraviolet-B rays (UV-B) were studied how it affected on seed germination in nineteen plant species. Seed germination rates under UV-B (U), Light (L) and Dark (D) conditions were compared”

✓ located verbatim in the source · abstract, characters 0–188 · show in text ↑
e1

“U suppressed the seed germination of celery, eggplant and Swiss chard (type --U)”

✓ located verbatim in the source · abstract, characters 932–1012 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

UV-B did not affect seed germination in buckwheat, cabbage and Chinese cabbage.

Taxon
buckwheat, cabbage, Chinese cabbagee2
Treatment
Ultraviolet-Be0
Outcome
seed germination ratese2
Direction
did not affecte2
Comparator
Light (L) and Dark (D) conditionse0

Verbatim

e0

“Ultraviolet-B rays (UV-B) were studied how it affected on seed germination in nineteen plant species. Seed germination rates under UV-B (U), Light (L) and Dark (D) conditions were compared”

✓ located verbatim in the source · abstract, characters 0–188 · show in text ↑
e2

“However, U did not affect seed germination rates in type ---, i.e. buckwheat, cabbage, Chinese cabbage, parsley, potherb mustard and turnip, and type --D, i.e. carrot, Chinese chive and komatsuna”

✓ located verbatim in the source · abstract, characters 1051–1246 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

UV-B did not affect seed germination in parsley, potherb mustard and turnip.

Taxon
parsley, potherb mustard and turnipe2
Treatment
Ultraviolet-Be0
Outcome
seed germination ratese2
Direction
did not affecte2
Comparator
Light (L) and Dark (D) conditionse0

Verbatim

e0

“Ultraviolet-B rays (UV-B) were studied how it affected on seed germination in nineteen plant species. Seed germination rates under UV-B (U), Light (L) and Dark (D) conditions were compared”

✓ located verbatim in the source · abstract, characters 0–188 · show in text ↑
e2

“However, U did not affect seed germination rates in type ---, i.e. buckwheat, cabbage, Chinese cabbage, parsley, potherb mustard and turnip, and type --D, i.e. carrot, Chinese chive and komatsuna”

✓ located verbatim in the source · abstract, characters 1051–1246 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

UV-B did not affect seed germination in carrot, Chinese chive and komatsuna.

Taxon
carrot, Chinese chive and komatsunae2
Treatment
Ultraviolet-Be0
Outcome
seed germination ratese2
Direction
did not affecte2
Comparator
Light (L) and Dark (D) conditionse0

Verbatim

e0

“Ultraviolet-B rays (UV-B) were studied how it affected on seed germination in nineteen plant species. Seed germination rates under UV-B (U), Light (L) and Dark (D) conditions were compared”

✓ located verbatim in the source · abstract, characters 0–188 · show in text ↑
e2

“However, U did not affect seed germination rates in type ---, i.e. buckwheat, cabbage, Chinese cabbage, parsley, potherb mustard and turnip, and type --D, i.e. carrot, Chinese chive and komatsuna”

✓ located verbatim in the source · abstract, characters 1051–1246 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Light accelerated seed germination in burdock.

Taxon
burdocke3
Treatment
Light (L)e0
Outcome
seed germination ratee3
Direction
acceleratede3
Comparator
Dark (D) conditionse0

Verbatim

e0

“Ultraviolet-B rays (UV-B) were studied how it affected on seed germination in nineteen plant species. Seed germination rates under UV-B (U), Light (L) and Dark (D) conditions were compared”

✓ located verbatim in the source · abstract, characters 0–188 · show in text ↑
e3

“On the other hand, L accelerated the seed germination rate of burdock (type L--), but suppressed that of radish (type DUL)”

✓ located verbatim in the source · abstract, characters 1248–1370 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Light suppressed seed germination in radish.

Treatment
Light (L)e0
Outcome
seed germination ratee3
Direction
suppressede3
Comparator
Dark (D) conditionse0

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

Raphanus sativus
Raphanus sativus · TaxonSelf, en:User:Jengod · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Ultraviolet-B rays (UV-B) were studied how it affected on seed germination in nineteen plant species. Seed germination rates under UV-B (U), Light (L) and Dark (D) conditions were compared”

✓ located verbatim in the source · abstract, characters 0–188 · show in text ↑
e3

“On the other hand, L accelerated the seed germination rate of burdock (type L--), but suppressed that of radish (type DUL)”

✓ located verbatim in the source · abstract, characters 1248–1370 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Dark accelerated seed germination in onion, pea and spinach.

Treatment
Dark (D) conditionse0
Outcome
seed germinatione0
Direction
acceleratede4
Comparator
Light (L) and Dark (D) conditionse0

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

Spinacia oleracea
Spinacia oleracea · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗
Lathyrus oleraceus
Lathyrus oleraceus · TaxonRenee Comet (photographer) AV Number: AV-9400-4164 · Public domain · Wikimedia Commons ↗
Allium cepa
Allium cepa · TaxonMehdi · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Ultraviolet-B rays (UV-B) were studied how it affected on seed germination in nineteen plant species. Seed germination rates under UV-B (U), Light (L) and Dark (D) conditions were compared”

✓ located verbatim in the source · abstract, characters 0–188 · show in text ↑
e4

“D accelerated those of onion, pea, spinach and welsh onion (type D--) and radish”

✓ located verbatim in the source · abstract, characters 1372–1452 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Dark accelerated seed germination in welsh onion.

Taxon
welsh onionAllium fistulosume4
Treatment
Dark (D) conditionse0
Outcome
seed germinatione0
Direction
acceleratede4
Comparator
Light (L) and Dark (D) conditionse0

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

Allium fistulosum
Allium fistulosum · TaxonFarm · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Ultraviolet-B rays (UV-B) were studied how it affected on seed germination in nineteen plant species. Seed germination rates under UV-B (U), Light (L) and Dark (D) conditions were compared”

✓ located verbatim in the source · abstract, characters 0–188 · show in text ↑
e4

“D accelerated those of onion, pea, spinach and welsh onion (type D--) and radish”

✓ located verbatim in the source · abstract, characters 1372–1452 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Dark accelerated seed germination in radish.

Treatment
Dark (D) conditionse0
Outcome
seed germinatione0
Direction
acceleratede4
Comparator
Light (L) and Dark (D) conditionse0

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

Raphanus sativus
Raphanus sativus · TaxonSelf, en:User:Jengod · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Ultraviolet-B rays (UV-B) were studied how it affected on seed germination in nineteen plant species. Seed germination rates under UV-B (U), Light (L) and Dark (D) conditions were compared”

✓ located verbatim in the source · abstract, characters 0–188 · show in text ↑
e4

“D accelerated those of onion, pea, spinach and welsh onion (type D--) and radish”

✓ located verbatim in the source · abstract, characters 1372–1452 · show in text ↑
Observationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

In radish, seed germination differed significantly among the three conditions, highest under dark and lowest under light.

Outcome
significant differences among the three conditionse5
Qualifier
D was the highest, L was the lowest, and U was the middlee5

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

Raphanus sativus
Raphanus sativus · TaxonSelf, en:User:Jengod · Public domain · Wikimedia Commons ↗

Verbatim

e5

“In radish (type DUL), there were significant differences among the three conditions. D was the highest, L was the lowest, and U was the middle”

✓ located verbatim in the source · abstract, characters 1454–1596 · show in text ↑
Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Dark conditions restored seed germination suppressed by UV-B.

Taxon
nineteen plant speciese0
Treatment
Dark (D) conditionse0
Outcome
seed germination ratee6
Direction
restorede6
Comparator
suppression of Ue6

Verbatim

e0

“Ultraviolet-B rays (UV-B) were studied how it affected on seed germination in nineteen plant species. Seed germination rates under UV-B (U), Light (L) and Dark (D) conditions were compared”

✓ located verbatim in the source · abstract, characters 0–188 · show in text ↑
e6

“D predominantly restored seed germination rate from the suppression of U, and L predominantly suppressed the effect of D”

✓ located verbatim in the source · abstract, characters 1631–1751 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Light predominantly suppressed the effect of dark conditions on seed germination.

Taxon
nineteen plant speciese0
Treatment
Light (L) and Dark (D) conditionse0
Outcome
effect of De6
Direction
suppressede6

Verbatim

e0

“Ultraviolet-B rays (UV-B) were studied how it affected on seed germination in nineteen plant species. Seed germination rates under UV-B (U), Light (L) and Dark (D) conditions were compared”

✓ located verbatim in the source · abstract, characters 0–188 · show in text ↑
e6

“D predominantly restored seed germination rate from the suppression of U, and L predominantly suppressed the effect of D”

✓ located verbatim in the source · abstract, characters 1631–1751 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

UV-B, light and dark conditions interacted in their effects on seed germination.

Taxon
nineteen plant speciese0
Treatment
UV-Be0
Outcome
worked interactivelye6

Not reportedDirection

Verbatim

e0

“Ultraviolet-B rays (UV-B) were studied how it affected on seed germination in nineteen plant species. Seed germination rates under UV-B (U), Light (L) and Dark (D) conditions were compared”

✓ located verbatim in the source · abstract, characters 0–188 · show in text ↑
e6

“U, L and D worked interactively. D predominantly restored seed germination rate from the suppression of U, and L predominantly suppressed the effect of D”

✓ located verbatim in the source · abstract, characters 1598–1751 · show in text ↑

uv · growth · Beta vulgaris (beet)Results differ

10 papers: 3 positive, 7 negative or no effect

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

  1. positive
  2. positive
  3. positive

6 papers more in this group

See all 10 papers →

uv · growth · Brassica oleracea (wild cabbage)Results differ

17 papers: 10 positive, 7 negative or no effect

6 papers in the same direction as this paper · 10 reporting no difference from an alternative

  1. positive
  2. positive
  3. positive

13 papers more in this group

See all 17 papers →

uv · growth · Solanum melongena (eggplant)Positive and negative results

4 papers: 3 positive, 1 negative or no effect

3 in the opposite direction

  1. positive
  2. positive
  3. positive
See all 4 papers →

light · growth · Allium fistulosum (Welsh onion)Positive and negative results

6 papers: 4 positive, 2 negative or no effect

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

  1. negative
  2. no effect
  3. positive

2 papers more in this group

See all 6 papers →

uv · growth · Brassica rapa (field mustard)Positive and negative results

15 papers: 7 positive, 8 negative or no effect

7 papers in the same direction as this paper · 7 reporting no difference from an alternative

  1. positive
  2. positive
  3. positive

11 papers more in this group

See all 15 papers →

light · growth · Allium cepa (onion)Positive and negative results

18 papers: 11 positive, 7 negative or no effect

10 papers in the same direction as this paper · 7 in the opposite direction

  1. no effect
  2. negative
  3. negative

14 papers more in this group

See all 18 papers →

light · growth · Raphanus sativus (radish)Positive and negative results

30 papers: 12 positive, 18 negative or no effect

11 papers in the same direction as this paper · 16 in the opposite direction · 2 reporting no difference from an alternative

  1. negative
  2. negative
  3. no effect

26 papers more in this group

See all 30 papers →

light · growth · Spinacia oleracea (spinach)Positive and negative results

34 papers: 23 positive, 11 negative or no effect

22 papers in the same direction as this paper · 11 in the opposite direction

  1. negative
  2. no effect
  3. negative

30 papers more in this group

See all 34 papers →

8 of 10 groups shown: named compounds and organisms first, then groups whose results differ (checked claim by claim), then those with positive and negative results, then the smaller groups.

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.