Paper · 2009

EFFECT OF THERMAL HARDENING ON GERMINATION AND SEEDLING VIGOUR OF TOMATO

Aamir Nawaz; Muhammad Amjad; Javed Iqbal

6
claims
12
verbatim quotes
3
citations
1
research areas
—
Not open access

Abstract

study was carried out to investigate the effects of thermal hardening on germination and seedling growth of two tomato cultivars i.e. Nagina and Pakit. Dry heat treatment i.e 50°C and chilling (-19°C), Chilling + Heating, Chilling + Heating + Chilling, Heating + Chilling + Heating treatment each applied for the period of 24h along with a control. The both cultivars responded maximum final germination percentage in case of dry heat treatment applied at 50°C for the period of 24h followed by chilling at -19°C for 24h, while minimum final germination percentage was recorded in case of Heating + Chilling + Heating for 24h. Dry heat treatment at 50°C significantly reduced time taken to 50% germination. Whereas it also gave more GI, root and shoot length, fresh and dry weight, where as minimum EC of seed leachates was recorded in dry heat treatment in Nagina as compared to Pakit.

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Claims 6

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Dry heat treatment at 50°C for 24 h followed by chilling gave the maximum final germination percentage in both tomato cultivars.

Treatment
dry heat treatment applied at 50°C for the period of 24he1
Outcome
final germination percentagee1
Direction
maximume1

Not reportedComparator

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“SEEDLING VIGOUR OF TOMATO”

✓ located verbatim in the source · title, characters 47–72 · show in text ↑
e1

“The both cultivars responded maximum final germination percentage in case of dry heat treatment applied at 50°C for the period of 24h followed by chilling at -19°C for 24h”

✓ located verbatim in the source · abstract, characters 349–520 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Heating followed by chilling and heating gave the minimum final germination percentage of tomato seed.

Treatment
Heating + Chilling + Heating for 24he2
Outcome
final germination percentagee2
Direction
minimume2

Not reportedComparator

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“SEEDLING VIGOUR OF TOMATO”

✓ located verbatim in the source · title, characters 47–72 · show in text ↑
e2

“minimum final germination percentage was recorded in case of Heating + Chilling + Heating for 24h”

✓ located verbatim in the source · abstract, characters 528–625 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Dry heat treatment at 50°C significantly reduced the time taken to 50% germination of tomato seed.

Treatment
Dry heat treatment at 50°Ce4
Outcome
time taken to 50% germinatione4
Direction
reducede4

Not reportedComparator

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“SEEDLING VIGOUR OF TOMATO”

✓ located verbatim in the source · title, characters 47–72 · show in text ↑
e4

“Dry heat treatment at 50°C significantly reduced time taken to 50% germination. Whereas it also gave more GI, root and shoot length, fresh and dry weight”

✓ located verbatim in the source · abstract, characters 627–780 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Dry heat treatment at 50°C gave more germination index, root length and shoot length in tomato.

Treatment
Dry heat treatment at 50°Ce4
Outcome
GI, root and shoot lengthe4
Direction
moree4

Not reportedComparator

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“SEEDLING VIGOUR OF TOMATO”

✓ located verbatim in the source · title, characters 47–72 · show in text ↑
e4

“Dry heat treatment at 50°C significantly reduced time taken to 50% germination. Whereas it also gave more GI, root and shoot length, fresh and dry weight”

✓ located verbatim in the source · abstract, characters 627–780 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Dry heat treatment at 50°C gave more fresh and dry weight in tomato seedlings.

Treatment
Dry heat treatment at 50°Ce4
Outcome
fresh and dry weighte4
Direction
moree4

Not reportedComparator

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“SEEDLING VIGOUR OF TOMATO”

✓ located verbatim in the source · title, characters 47–72 · show in text ↑
e4

“Dry heat treatment at 50°C significantly reduced time taken to 50% germination. Whereas it also gave more GI, root and shoot length, fresh and dry weight”

✓ located verbatim in the source · abstract, characters 627–780 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Dry heat treatment gave lower electrical conductivity of seed leachates in Nagina than in Pakit.

Material
Naginae5
Treatment
dry heat treatmente5
Outcome
EC of seed leachatese5
Direction
minimume5
Comparator
Pakite5

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“SEEDLING VIGOUR OF TOMATO”

✓ located verbatim in the source · title, characters 47–72 · show in text ↑
e5

“minimum EC of seed leachates was recorded in dry heat treatment in Nagina as compared to Pakit”

✓ located verbatim in the source · abstract, characters 791–885 · show in text ↑

cold · growth · Solanum lycopersicum (tomato)Results differ

55 papers: 22 positive, 33 negative or no effect

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

  1. positive
  2. positive
  3. positive

51 papers more in this group

See all 55 papers →

heat · growth · Solanum lycopersicum (tomato)Results differ

81 papers: 26 positive, 55 negative or no effect

25 papers in the same direction as this paper · 54 in the opposite direction · 1 reporting no difference from an alternative

  1. negative
  2. no effect
  3. negative

77 papers more in this group

See all 81 papers →

heat · soil: chemistry · Solanum lycopersicum (tomato)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 →

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.