Paper · 2019 · Arab Journal of Nuclear Sciences and Applications

Effect of Irradiation and Edible Coating as Safe Environmental Treatments on The Quality and The Marketability of “ Anna “ Apples During Cold Storage

ehab salem; mohamed naweto; mahmoud mahmoud

9
claims
16
verbatim quotes
2
citations
3
research areas
✓
Open access

Abstract

The present study was carried out during two successive seasons of 2014 and 2015 on “Anna“ apples . The effect of gamma irradiation of 0.5and 1.0 kGy in addition to edible coating with paraffin oil and glycerol on the shelf-life and quality of apples during cold storage at 0°C, 90-95% RH for 90 days was evaluated . Gamma irradiation 0.5 and 1.0 kGy caused a reduction in blue mold incidence (%) caused by Penicillium expansumin from 20.2% to 10.0% and 6.5% after 90 days cold storage hawever , in artificial inoculated fruits blue mold incidence reduced from 40% to 20.2% and 18.7% after 30 days . At 60 days this level was reduced from 85% to 36.1% and 30% . While at the end of cold storage period blue mold was reduced from 100% to 55.7% and 42.1%, respectively. The results indicated that irradiation and edible coating greatly affected storage quality of apples. Edible coating paraffin oil or glycerol as well as irradiation of 1.0 kGy were effective in increasing storability of apples during storage compared to 0.5 kGy irradiation doses. These treatments decreased discarded and weight loss percentage and increased firmness, shelf life and calcium flesh of apples content . It could be noticed that untreated apples could be stored for 60 days where the treated ones by irradiation of 0.5 kGy could be stored for 75 days. However edible coated apples or irradiation with 1.0 kGy could increase the storage period to be 90 days.

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Claims 9

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Gamma irradiation at 0.5 and 1.0 kGy reduced blue mold incidence caused by Penicillium expansum in apples from 20.2% to 10.0% and 6.5% after 90 days of cold storage.

Treatment
Gamma irradiation 0.5 and 1.0 kGye1
Interactor
Penicillium expansumine1pathogen
Outcome
blue mold incidencee1
Direction
reductione1
Value
20.2% to 10.0% and 6.5%e1
Setting
cold storagee1

Not reportedComparator

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

t0

“Apples”

✓ located verbatim in the source · title, characters 123–129 · show in text ↑
e1

“Gamma irradiation 0.5 and 1.0 kGy caused a reduction in blue mold incidence (%) caused by Penicillium expansumin from 20.2% to 10.0% and 6.5% after 90 days cold storage”

✓ located verbatim in the source · abstract, characters 317–485 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

In artificially inoculated apple fruits, irradiation reduced blue mold incidence from 40% to 20.2% and 18.7% after 30 days.

Treatment
Gamma irradiation 0.5 and 1.0 kGye1
Interactor
Penicillium expansumine1pathogen
Outcome
blue mold incidencee2
Direction
reducede2
Value
40% to 20.2% and 18.7%e2

Not reportedComparator

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

t0

“Apples”

✓ located verbatim in the source · title, characters 123–129 · show in text ↑
e1

“Gamma irradiation 0.5 and 1.0 kGy caused a reduction in blue mold incidence (%) caused by Penicillium expansumin from 20.2% to 10.0% and 6.5% after 90 days cold storage”

✓ located verbatim in the source · abstract, characters 317–485 · show in text ↑
e2

“in artificial inoculated fruits blue mold incidence reduced from 40% to 20.2% and 18.7% after 30 days”

✓ located verbatim in the source · abstract, characters 496–597 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

At 60 days, blue mold incidence in inoculated apples was reduced from 85% to 36.1% and 30% by irradiation.

Treatment
Gamma irradiation 0.5 and 1.0 kGye1
Interactor
Penicillium expansumine1pathogen
Outcome
blue mold incidencee1
Direction
reducede3
Value
85% to 36.1% and 30%e3
Qualifier
At 60 dayse3

Not reportedComparator

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

t0

“Apples”

✓ located verbatim in the source · title, characters 123–129 · show in text ↑
e1

“Gamma irradiation 0.5 and 1.0 kGy caused a reduction in blue mold incidence (%) caused by Penicillium expansumin from 20.2% to 10.0% and 6.5% after 90 days cold storage”

✓ located verbatim in the source · abstract, characters 317–485 · show in text ↑
e3

“At 60 days this level was reduced from 85% to 36.1% and 30%”

✓ located verbatim in the source · abstract, characters 600–659 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

At the end of cold storage, blue mold in inoculated apples was reduced from 100% to 55.7% and 42.1% by irradiation.

Treatment
Gamma irradiation 0.5 and 1.0 kGye1
Interactor
Penicillium expansumine1pathogen
Outcome
blue molde4
Direction
reducede4
Value
100% to 55.7% and 42.1%e4
Setting
cold storagee4

Not reportedComparator

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

t0

“Apples”

✓ located verbatim in the source · title, characters 123–129 · show in text ↑
e1

“Gamma irradiation 0.5 and 1.0 kGy caused a reduction in blue mold incidence (%) caused by Penicillium expansumin from 20.2% to 10.0% and 6.5% after 90 days cold storage”

✓ located verbatim in the source · abstract, characters 317–485 · show in text ↑
e4

“While at the end of cold storage period blue mold was reduced from 100% to 55.7% and 42.1%”

✓ located verbatim in the source · abstract, characters 662–752 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Edible coating with paraffin oil or glycerol, and irradiation at 1.0 kGy, increased apple storability more than 0.5 kGy irradiation.

Treatment
Edible coating paraffin oil or glycerol as well as irradiation of 1.0 kGye1
Outcome
storabilitye1
Direction
increasinge1
Comparator
0.5 kGy irradiation dosese1

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e1

“Edible coating paraffin oil or glycerol as well as irradiation of 1.0 kGy were effective in increasing storability of apples during storage compared to 0.5 kGy irradiation doses”

✓ located verbatim in the source · abstract, characters 870–1047 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The coating and irradiation treatments decreased the percentage of discarded apples and weight loss.

Treatment
These treatmentse1
Outcome
discarded and weight loss percentagee1
Direction
decreasede1

Not reportedComparator

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e1

“These treatments decreased discarded and weight loss percentage and increased firmness, shelf life and calcium flesh of apples content”

✓ located verbatim in the source · abstract, characters 1049–1183 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The coating and irradiation treatments increased apple firmness, shelf life and flesh calcium content.

Treatment
These treatmentse1
Outcome
firmness, shelf life and calcium flesh of apples contente1
Direction
increasede1

Not reportedComparator

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e1

“These treatments decreased discarded and weight loss percentage and increased firmness, shelf life and calcium flesh of apples content”

✓ located verbatim in the source · abstract, characters 1049–1183 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Untreated apples could be stored for 60 days, whereas apples irradiated at 0.5 kGy could be stored for 75 days.

Treatment
irradiation of 0.5 kGye1
Outcome
storede1
Direction
higherinferrede1
Value
75 dayse1
Qualifier
60 dayse1
Comparator
untreated applese1

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e1

“untreated apples could be stored for 60 days where the treated ones by irradiation of 0.5 kGy could be stored for 75 days”

✓ located verbatim in the source · abstract, characters 1211–1332 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Edible-coated apples or apples irradiated at 1.0 kGy could be stored for 90 days.

Treatment
edible coated apples or irradiation with 1.0 kGye1
Outcome
storage periode1
Direction
increasee1
Value
90 dayse1

Not reportedComparator

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e1

“edible coated apples or irradiation with 1.0 kGy could increase the storage period to be 90 days”

✓ located verbatim in the source · abstract, characters 1342–1438 · show in text ↑

glycerol · quality: postharvest · Malus domestica (apple)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 →

radiation · disease · Malus domestica (apple)Results differ

8 papers: 5 positive, 3 negative or no effect

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

  1. no effect
  2. negative
  3. no effect

4 papers more in this group

See all 8 papers →

radiation · quality: postharvest · Malus domestica (apple)Positive and negative results

11 papers: 5 positive, 6 negative or no effect

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

  1. negative
  2. negative
  3. negative

7 papers more in this group

See all 11 papers →

storage · quality: postharvest · Malus domestica (apple)Positive and negative results

118 papers: 93 positive, 25 negative or no effect

92 papers in the same direction as this paper · 22 in the opposite direction · 3 reporting no difference from an alternative

  1. negative
  2. no effect
  3. negative

114 papers more in this group

See all 118 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.