Paper · 1987 · Annals of Applied Biology

Effects of osmotic priming and ageing on the germination and emergence of carrot and leek seed

JANE DEARMAN; P. A. BROCKLEHURST; R. L. K. DREW

7
claims
12
verbatim quotes
60
citations
2
research areas
—
Not open access

Abstract

SUMMARY Carrot and leek seed was osmotically primed in polyethylene glycol solution (273 g/kg water and 342 g/kg water respectively) for 10, 14 or 17 days before accelerated ageing for 0, 24, 48, 72 or 96 h. Priming reduced the germination time compared with non‐primed seed. Accelerated ageing increased germination and emergence times and decreased percentage germination and emergence to a greater extent for the primed seeds than for non‐primed seeds in both species. Primed and dried but non‐aged seed from both species was stored at 10°C for 12 months. There was no loss of viability and improvements in germination time due to priming were maintained throughout the storage period for all the priming treatments in leek, and for the 10 and 14 day priming treatments in carrot. Carrot seed primed for 17 days lost some viability after 12 months storage compared with non‐stored seed.

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Claims 7

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Osmotic priming reduced germination time of carrot and leek seed compared with non-primed seed.

Treatment
osmotically primed in polyethylene glycol solutione0
Outcome
germination timee1
Direction
reducede1
Comparator
non‐primed seede1

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

Daucus carota
Daucus carota · TaxonZeynel Cebeci · CC BY-SA 4.0 · Wikimedia Commons ↗
Allium ampeloprasum
Allium ampeloprasum · TaxonRoger Culos · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Carrot and leek seed was osmotically primed in polyethylene glycol solution”

✓ located verbatim in the source · abstract, characters 8–83 · show in text ↑
e1

“Priming reduced the germination time compared with non‐primed seed”

✓ located verbatim in the source · abstract, characters 208–274 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Accelerated ageing increased germination and emergence times more for primed than for non-primed carrot and leek seed.

Treatment
Accelerated ageinge2
Outcome
germination and emergence timese2
Direction
increasede2
Qualifier
to a greater extent for the primed seedse2
Comparator
non‐primed seedse2

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

Daucus carota
Daucus carota · TaxonZeynel Cebeci · CC BY-SA 4.0 · Wikimedia Commons ↗
Allium ampeloprasum
Allium ampeloprasum · TaxonRoger Culos · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Carrot and leek seed was osmotically primed in polyethylene glycol solution”

✓ located verbatim in the source · abstract, characters 8–83 · show in text ↑
e2

“Accelerated ageing increased germination and emergence times and decreased percentage germination and emergence to a greater extent for the primed seeds than for non‐primed seeds in both species”

✓ located verbatim in the source · abstract, characters 276–470 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Accelerated ageing decreased percentage germination and emergence more for primed than for non-primed carrot and leek seed.

Treatment
Accelerated ageinge2
Outcome
percentage germination and emergencee2
Direction
decreasede2
Qualifier
to a greater extent for the primed seedse2
Comparator
non‐primed seedse2

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

Daucus carota
Daucus carota · TaxonZeynel Cebeci · CC BY-SA 4.0 · Wikimedia Commons ↗
Allium ampeloprasum
Allium ampeloprasum · TaxonRoger Culos · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Carrot and leek seed was osmotically primed in polyethylene glycol solution”

✓ located verbatim in the source · abstract, characters 8–83 · show in text ↑
e2

“Accelerated ageing increased germination and emergence times and decreased percentage germination and emergence to a greater extent for the primed seeds than for non‐primed seeds in both species”

✓ located verbatim in the source · abstract, characters 276–470 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Storage at 10°C for 12 months did not cause loss of viability in primed and dried carrot and leek seed.

Treatment
stored at 10°C for 12 monthse5
Outcome
loss of viabilitye3

Not reportedComparatorDirection

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

Daucus carota
Daucus carota · TaxonZeynel Cebeci · CC BY-SA 4.0 · Wikimedia Commons ↗
Allium ampeloprasum
Allium ampeloprasum · TaxonRoger Culos · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Carrot and leek seed was osmotically primed in polyethylene glycol solution”

✓ located verbatim in the source · abstract, characters 8–83 · show in text ↑
e3

“There was no loss of viability and improvements in germination time due to priming were maintained throughout the storage period for all the priming treatments in leek, and for the 10 and 14 day priming treatments in carrot”

✓ located verbatim in the source · abstract, characters 559–782 · show in text ↑
e5

“Primed and dried but non‐aged seed from both species was stored at 10°C for 12 months”

✓ located verbatim in the source · abstract, characters 472–557 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Improvements in leek germination time from priming were maintained through storage for all priming treatments.

Treatment
all the priming treatmentse3
Outcome
improvements in germination timee3
Direction
maintainede3
Qualifier
throughout the storage periode3

Not reportedComparator

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

Allium ampeloprasum
Allium ampeloprasum · TaxonRoger Culos · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e3

“There was no loss of viability and improvements in germination time due to priming were maintained throughout the storage period for all the priming treatments in leek, and for the 10 and 14 day priming treatments in carrot”

✓ located verbatim in the source · abstract, characters 559–782 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Improvements in carrot germination time from the 10 and 14 day priming treatments were maintained through storage.

Taxon
carrotDaucus carotae3
Treatment
10 and 14 day priming treatmentse3
Outcome
improvements in germination timee3
Direction
maintainede3
Qualifier
throughout the storage periode3

Not reportedComparator

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

Daucus carota
Daucus carota · TaxonZeynel Cebeci · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e3

“There was no loss of viability and improvements in germination time due to priming were maintained throughout the storage period for all the priming treatments in leek, and for the 10 and 14 day priming treatments in carrot”

✓ located verbatim in the source · abstract, characters 559–782 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Carrot seed primed for 17 days lost some viability after 12 months storage compared with non-stored seed.

Taxon
CarrotDaucus carotae4
Treatment
primed for 17 dayse4
Outcome
viabilitye4
Direction
lost somee4
Qualifier
after 12 months storagee4
Comparator
non‐stored seede4

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

Daucus carota
Daucus carota · TaxonZeynel Cebeci · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e4

“Carrot seed primed for 17 days lost some viability after 12 months storage compared with non‐stored seed”

✓ located verbatim in the source · abstract, characters 784–888 · show in text ↑

poly(ethylene glycol) · growth · Allium ampeloprasum (leek)Results agree

2 papers: 2 positive, 0 negative or no effect

1 paper in the same direction as this paper

  1. positive
See all 2 papers →

poly(ethylene glycol) · growth · Daucus carota (carrot)Results agree

4 papers: 4 positive, 0 negative or no effect

3 papers in the same direction as this paper

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

seed treatment · growth · Daucus carota (carrot)Results differ

33 papers: 30 positive, 3 negative or no effect

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

  1. no effect
  2. positive
  3. positive

29 papers more in this group

See all 33 papers →

storage · growth · Allium ampeloprasum (leek)Positive and negative results

2 papers: 1 positive, 1 negative or no effect

1 in the opposite direction

  1. positive
See all 2 papers →

storage · growth · Daucus carota (carrot)Positive and negative results

11 papers: 6 positive, 5 negative or no effect

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

  1. positive
  2. positive
  3. positive

7 papers more in this group

See all 11 papers →

property · growth · Daucus carota (carrot)Results agree

2 papers: 0 positive, 2 negative or no effect

1 paper in the same direction as this paper

  1. no effect
See all 2 papers →

seed treatment · growth · Allium ampeloprasum (leek)Results agree

7 papers: 7 positive, 0 negative or no effect

6 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

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.