Paper · 2019 · Horticultural Research (Japan)

Enhancement of Flowering by End-of-Day Far Red Light Irradiation in Chrysanthemum

Ryuji Hakuzan; Kimie Kido

7
claims
7
verbatim quotes
1
citations
2
research areas
✓
Open access

Abstract

We investigated the effects of end-of-day FR light irradiation (EOD-FR) on flowering in chrysanthemum. EOD-FR treatment in the low-temperature period promoted flowering in the autumn-flowering chrysanthemum cultivar ‘Jimba’. EOD-FR treatment with season flowering cultivation in autumn-flowering chrysanthemum promoted flowering in 14 out of 20 cultivars. EOD-FR treatment promoted flowering in short-day cultivation from the time of planting in 11 out of 20 cultivars of autumn-flowering chrysanthemum. EOD-FR treatment of summer-autumn-flowering chrysanthemum in the June-flowering cropping type promoted flowering in 19 out of 30 cultivars. EOD-FR treatment weakly promoted flowering near the critical night length in the autumn-flowering chrysanthemum cultivar ‘Jimba’; however, EOD-FR showed no effect on the duration of Dusk-NBmax of the chrysanthemum cultivar ‘Jimba’. The results of this study show that EOD-FR promotes flowering as well as internode elongation in chrysanthemum depending on the growing conditions.

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Claims 7

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

End-of-day far-red treatment in the low-temperature period promoted flowering in chrysanthemum cultivar Jimba.

Taxon
chrysanthemumChrysanthemume0
Material
Jimbae0
Treatment
EOD-FR treatment in the low-temperature periode0
Outcome
floweringe0
Direction
promotede0

Not reportedComparator

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

Chrysanthemum
Chrysanthemum · Taxon · picture from its Wikimedia Commons categoryLucia Condac · CC BY 3.0 · Wikimedia Commons ↗

Verbatim

e0

“EOD-FR treatment in the low-temperature period promoted flowering in the autumn-flowering chrysanthemum cultivar ‘Jimba’”

✓ located verbatim in the source · abstract, characters 103–223 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

End-of-day far-red treatment with season flowering cultivation promoted flowering in 14 of 20 autumn-flowering chrysanthemum cultivars.

Taxon
chrysanthemumChrysanthemume1
Treatment
EOD-FR treatment with season flowering cultivatione1
Outcome
floweringe1
Direction
promotede1
Value
14 out of 20 cultivarse1

Not reportedComparator

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

Chrysanthemum
Chrysanthemum · Taxon · picture from its Wikimedia Commons categoryLucia Condac · CC BY 3.0 · Wikimedia Commons ↗

Verbatim

e1

“EOD-FR treatment with season flowering cultivation in autumn-flowering chrysanthemum promoted flowering in 14 out of 20 cultivars”

✓ located verbatim in the source · abstract, characters 225–354 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

End-of-day far-red treatment in short-day cultivation from planting promoted flowering in 11 of 20 autumn-flowering chrysanthemum cultivars.

Taxon
chrysanthemumChrysanthemume2
Treatment
EOD-FR treatmente2
Outcome
floweringe2
Direction
promotede2
Value
11 out of 20 cultivarse2
Qualifier
short-day cultivation from the time of plantinge2

Not reportedComparator

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

Chrysanthemum
Chrysanthemum · Taxon · picture from its Wikimedia Commons categoryLucia Condac · CC BY 3.0 · Wikimedia Commons ↗

Verbatim

e2

“EOD-FR treatment promoted flowering in short-day cultivation from the time of planting in 11 out of 20 cultivars of autumn-flowering chrysanthemum”

✓ located verbatim in the source · abstract, characters 356–502 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

End-of-day far-red treatment in the June-flowering cropping type promoted flowering in 19 of 30 summer-autumn-flowering chrysanthemum cultivars.

Taxon
chrysanthemumChrysanthemume3
Treatment
EOD-FR treatmente3
Outcome
floweringe3
Direction
promotede3
Value
19 out of 30 cultivarse3
Qualifier
June-flowering cropping typee3

Not reportedComparator

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

Chrysanthemum
Chrysanthemum · Taxon · picture from its Wikimedia Commons categoryLucia Condac · CC BY 3.0 · Wikimedia Commons ↗

Verbatim

e3

“EOD-FR treatment of summer-autumn-flowering chrysanthemum in the June-flowering cropping type promoted flowering in 19 out of 30 cultivars”

✓ located verbatim in the source · abstract, characters 504–642 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

End-of-day far-red treatment weakly promoted flowering of Jimba near the critical night length.

Taxon
chrysanthemumChrysanthemume4
Material
Jimbae4
Treatment
EOD-FR treatmente4
Outcome
floweringe4
Direction
weakly promotede4
Qualifier
near the critical night lengthe4

Not reportedComparator

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

Chrysanthemum
Chrysanthemum · Taxon · picture from its Wikimedia Commons categoryLucia Condac · CC BY 3.0 · Wikimedia Commons ↗

Verbatim

e4

“EOD-FR treatment weakly promoted flowering near the critical night length in the autumn-flowering chrysanthemum cultivar ‘Jimba’”

✓ located verbatim in the source · abstract, characters 644–772 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

End-of-day far-red treatment had no effect on the duration of Dusk-NBmax in chrysanthemum cultivar Jimba.

Taxon
chrysanthemumChrysanthemume5
Material
Jimbae5
Treatment
EOD-FRe5
Outcome
duration of Dusk-NBmaxe5
Direction
no_changeinferrede5

Not reportedComparator

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

Chrysanthemum
Chrysanthemum · Taxon · picture from its Wikimedia Commons categoryLucia Condac · CC BY 3.0 · Wikimedia Commons ↗

Verbatim

e5

“EOD-FR showed no effect on the duration of Dusk-NBmax of the chrysanthemum cultivar ‘Jimba’”

✓ located verbatim in the source · abstract, characters 783–874 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

End-of-day far-red light promotes internode elongation in chrysanthemum depending on the growing conditions.

Taxon
chrysanthemumChrysanthemume6
Treatment
EOD-FRe6
Outcome
internode elongatione6
Direction
promotese6
Qualifier
depending on the growing conditionse6

Not reportedComparator

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

Chrysanthemum
Chrysanthemum · Taxon · picture from its Wikimedia Commons categoryLucia Condac · CC BY 3.0 · Wikimedia Commons ↗

Verbatim

e6

“EOD-FR promotes flowering as well as internode elongation in chrysanthemum depending on the growing conditions”

✓ located verbatim in the source · abstract, characters 912–1022 · show in text ↑

light · phenology · ChrysanthemumResults differ

28 papers: 22 positive, 6 negative or no effect

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

  1. negative
  2. negative
  3. negative

24 papers more in this group

See all 28 papers →

cold · phenology · ChrysanthemumPositive and negative results

3 papers: 1 positive, 2 negative or no effect

2 in the opposite direction

  1. negative
  2. negative
See all 3 papers →

radiation · phenology · ChrysanthemumPositive and negative results

6 papers: 3 positive, 3 negative or no effect

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

  1. negative
  2. negative
  3. negative

2 papers more in this group

See all 6 papers →

radiation · growth · ChrysanthemumPositive and negative results

20 papers: 10 positive, 10 negative or no effect

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

  1. negative
  2. negative
  3. negative

16 papers more in this group

See all 20 papers →

light · growth · ChrysanthemumPositive and negative results

63 papers: 47 positive, 16 negative or no effect

46 papers in the same direction as this paper · 15 in the opposite direction · 1 reporting no difference from an alternative

  1. negative
  2. negative
  3. negative

59 papers more in this group

See all 63 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.