Paper · 1990 · HortScience

EFFECT OF CONTROLLED ATMOSPHERE STORAGE ON PEACH QUALITY.

Ahmed F. El-Shiekh; David H. Picha

13
claims
25
verbatim quotes
0
citations
2
research areas
✓
Open access

Abstract

Peaches stored in air for 40 days at OC developed severe internal breakdown and poor quality after transferring them to 20C to ripen. Comparable fruit stored under controlled atmosphere (1% O 2 + 5% CO 2 ) and then ripened at 20C had no breakdown and retained good quality. Fruit stored under CA had less reducing sugars but more sucrose than air stored fruit. Fruit pH increased and titratable acidity decreased over a 40 day storage period. Citric acid increased slightly while malic acid decreased during storage. Little or no differences in overall acidity and individual organic acids existed between CA and air storage. Little or no change in individual phenolic acid content occurred during storage or between CA and air storage. Internal color darkened and became redder with storage. CA stored fruit was significantly firmer than air stored fruit. Sensory evaluation indicated CA stored fruit was more acidic, sweeter, and had better overall flavor than air stored fruit.

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Claims 13

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Air stored peaches developed severe breakdown and poor quality after ripening.

Taxon
PeachesPrunus persicae0
Treatment
stored in air for 40 days at OCe0
Outcome
severe internal breakdown and poor qualitye0

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

Prunus persica
Prunus persica · TaxonAllagash Brewing · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Peaches stored in air for 40 days at OC developed severe internal breakdown and poor quality after transferring them to 20C to ripen”

✓ located verbatim in the source · abstract, characters 0–132 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Controlled atmosphere fruit had no breakdown and retained good quality after ripening.

Taxon
PeachesPrunus persicae1
Treatment
controlled atmosphere (1% O 2 + 5% CO 2 )e0
Outcome
no breakdown and retained good qualitye0
Comparator
stored in aire1

Not reportedDirection

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

Prunus persica
Prunus persica · TaxonAllagash Brewing · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Comparable fruit stored under controlled atmosphere (1% O 2 + 5% CO 2 ) and then ripened at 20C had no breakdown and retained good quality”

✓ located verbatim in the source · abstract, characters 134–272 · show in text ↑
e1

“Peaches stored in air for 40 days at OC”

✓ located verbatim in the source · abstract, characters 0–39 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Controlled atmosphere fruit had less reducing sugar than air stored fruit.

Treatment
CAe0
Outcome
reducing sugarse0
Direction
lesse0
Comparator
air stored fruite0

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

Prunus persica
Prunus persica · TaxonAllagash Brewing · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Fruit stored under CA had less reducing sugars but more sucrose than air stored fruit”

✓ located verbatim in the source · abstract, characters 274–359 · show in text ↑
t0

“PEACH QUALITY”

✓ located verbatim in the source · title, characters 43–56 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Controlled atmosphere fruit had more sucrose than air stored fruit.

Treatment
CAe0
Outcome
sucrosee0
Direction
moree0
Comparator
air stored fruite0

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

Prunus persica
Prunus persica · TaxonAllagash Brewing · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Fruit stored under CA had less reducing sugars but more sucrose than air stored fruit”

✓ located verbatim in the source · abstract, characters 274–359 · show in text ↑
t0

“PEACH QUALITY”

✓ located verbatim in the source · title, characters 43–56 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Fruit pH rose over 40 days of storage.

Outcome
Fruit pHe0
Direction
increasede0
Qualifier
40 day storage periode0

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

Prunus persica
Prunus persica · TaxonAllagash Brewing · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Fruit pH increased and titratable acidity decreased over a 40 day storage period”

✓ located verbatim in the source · abstract, characters 361–441 · show in text ↑
t0

“PEACH QUALITY”

✓ located verbatim in the source · title, characters 43–56 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Titratable acidity fell over 40 days of storage.

Outcome
titratable aciditye0
Direction
decreasede0
Qualifier
40 day storage periode0

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

Prunus persica
Prunus persica · TaxonAllagash Brewing · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Fruit pH increased and titratable acidity decreased over a 40 day storage period”

✓ located verbatim in the source · abstract, characters 361–441 · show in text ↑
t0

“PEACH QUALITY”

✓ located verbatim in the source · title, characters 43–56 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Citric acid increased slightly during storage.

Outcome
Citric acide0
Direction
increased slightlye0

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

Prunus persica
Prunus persica · TaxonAllagash Brewing · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Citric acid increased slightly while malic acid decreased during storage”

✓ located verbatim in the source · abstract, characters 443–515 · show in text ↑
t0

“PEACH QUALITY”

✓ located verbatim in the source · title, characters 43–56 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Malic acid decreased during storage.

Outcome
malic acide0
Direction
decreasede0

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

Prunus persica
Prunus persica · TaxonAllagash Brewing · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Citric acid increased slightly while malic acid decreased during storage”

✓ located verbatim in the source · abstract, characters 443–515 · show in text ↑
t0

“PEACH QUALITY”

✓ located verbatim in the source · title, characters 43–56 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Overall acidity and individual organic acids differed little between air and controlled atmosphere storage.

Treatment
CAe0
Outcome
overall acidity and individual organic acidse0
Direction
Little or no differencese0
Comparator
air storagee0

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

Prunus persica
Prunus persica · TaxonAllagash Brewing · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Little or no differences in overall acidity and individual organic acids existed between CA and air storage”

✓ located verbatim in the source · abstract, characters 517–624 · show in text ↑
t0

“PEACH QUALITY”

✓ located verbatim in the source · title, characters 43–56 · show in text ↑
Observationobservedoriginal resultno effectmeasured

Claim · model-written summary

Individual phenolic acids changed little during storage or between atmospheres.

Outcome
individual phenolic acid contente0
Direction
Little or no changee0

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

Prunus persica
Prunus persica · TaxonAllagash Brewing · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Little or no change in individual phenolic acid content occurred during storage or between CA and air storage”

✓ located verbatim in the source · abstract, characters 626–735 · show in text ↑
t0

“PEACH QUALITY”

✓ located verbatim in the source · title, characters 43–56 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Internal color darkened and reddened with storage.

Outcome
Internal colore0
Direction
darkenede0

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

Prunus persica
Prunus persica · TaxonAllagash Brewing · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Internal color darkened and became redder with storage”

✓ located verbatim in the source · abstract, characters 737–791 · show in text ↑
t0

“PEACH QUALITY”

✓ located verbatim in the source · title, characters 43–56 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Controlled atmosphere fruit was significantly firmer than air stored fruit.

Treatment
CAe0
Outcome
firmere0
Direction
firmere0
Comparator
air stored fruite0

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

Prunus persica
Prunus persica · TaxonAllagash Brewing · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“CA stored fruit was significantly firmer than air stored fruit”

✓ located verbatim in the source · abstract, characters 793–855 · show in text ↑
t0

“PEACH QUALITY”

✓ located verbatim in the source · title, characters 43–56 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Sensory evaluation rated controlled atmosphere fruit more acidic, sweeter and better in overall flavor.

Treatment
CAe0
Outcome
more acidic, sweeter, and had better overall flavore0
Direction
bettere0
Comparator
air stored fruite0

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

Prunus persica
Prunus persica · TaxonAllagash Brewing · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“CA stored fruit was more acidic, sweeter, and had better overall flavor than air stored fruit”

✓ located verbatim in the source · abstract, characters 886–979 · show in text ↑
t0

“PEACH QUALITY”

✓ located verbatim in the source · title, characters 43–56 · show in text ↑

co2 · quality: general · Prunus persica (peach)Positive and negative results

7 papers: 6 positive, 1 negative or no effect

5 papers in the same direction as this paper · 1 in the opposite direction

  1. negative
  2. positive
  3. positive

3 papers more in this group

See all 7 papers →

storage · quality: general · Prunus persica (peach)Positive and negative results

23 papers: 18 positive, 5 negative or no effect

17 papers in the same direction as this paper · 4 in the opposite direction · 1 reporting no difference from an alternative

  1. negative
  2. negative
  3. negative

19 papers more in this group

See all 23 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.