Objective measurement of aroma quality of golden delicious apples as a function of controlled atmosphere storage time

1983 ◽  
Vol 31 (4) ◽  
pp. 809-813 ◽  
Author(s):  
Guido A. Willaert ◽  
Patrick J. Dirinck ◽  
Herman L. De Pooter ◽  
Niceas N. Schamp
1993 ◽  
Vol 118 (4) ◽  
pp. 486-489 ◽  
Author(s):  
S.R. Drake

Controlled atmosphere (CA) storage for 30 or 60 days reduced quality losses for `Jonagold', `Golden Delicious', `Delicious', `Granny Smith', and `Fuji' apples (Malus domestica Borkh.). After 30 days `Jonagold' and `Golden Delicious' from CA were firmer, had higher acidity, and were less yellow (more green) than apples from regular atmosphere (RA) storage. `Delicious' and `Granny Smith' were firmer after 60 days of CA storage than fruit from RA. In addition, `Granny Smith' from CA had more acid and were greener than apples from RA. After 8 days of ambient storage, little loss in firmness and no loss in acid content occurred with `Jonagold' or `Golden Delicious' from CA compared to the significant loss in firmness and acid when stored in RA. After ambient storage for 8 days, `Jonagold', `Golden Delicious', and `Granny Smith' retained a freshly harvested apple color with more green and less yellow development when stored in CA rather than RA. In `Fuji', the treatments had no effect except for improved acid retention if stored in CA. A combination of 30 days CA followed by 30 days RA produced `Jonagold', `Golden Delicious', and `Delicious' that were superior in quality to apples from 60 days RA.


2002 ◽  
Vol 32 (4) ◽  
pp. 571-576 ◽  
Author(s):  
Adriano Arriel Saquet ◽  
Josef Streif

The chlorophyll fluorescence technique was evaluated as a possible predictive and nondestructive method to detect low-O2 and/or high-CO2 injuries in 'Conference' pears and 'Jonagold' apples stored in controlled atmosphere (CA). The fruits were kept at 0°C in air, 1% CO2 + 2% O2 or 3% CO2 + 1% O2 during five months. Fluorescence parameters of minimal fluorescence (Fo), maximal fluorescence (Fm), and potential quantum yield - (Fm-Fo):Fm, also denoted as Fv:Fm- as well as the incidence of browning disorders were evaluated at several times during storage. No incidence of browning disorders was observed in 'Jonagold' apples, however, they showed a decrease in Fv:Fm during storage time with no differences between the CA-conditions. Air-stored apples showed a higher decrease in Fv:Fm. On the other hand, 'Conference' pears kept in 3% CO2 + 1% O2 developed a lot of browning injuries such as core flush, flesh browning and cavities. Under this CA-condition, a pronounced decrease in the quotient Fv:Fm was observed already in the first 15 days of storage prior to the development of browning, and this behaviour remained during the whole storage period. The air-stored pears showed a similar behaviour as of the air-stored apples with a pronounced decrease in the Fv:Fm at the end of the storage period. The present results indicate that chlorophyll fluorescence is a promising technique to detect browning injuries in 'Conference' pears prior to their development.


Author(s):  
Cristiano André Steffens ◽  
Karina Soardi ◽  
Angélica Schmitz Heinzen ◽  
Juliana Amaral Vignali Alves ◽  
Janaiana Catarina da Silva ◽  
...  

Food Control ◽  
2020 ◽  
Vol 117 ◽  
pp. 107364 ◽  
Author(s):  
Jiaming Guo ◽  
Xinyu Wei ◽  
Enli Lü ◽  
Yan Wang ◽  
Zilong Deng

Bragantia ◽  
2019 ◽  
Vol 78 (2) ◽  
pp. 274-283 ◽  
Author(s):  
Luis Carlos Cunha Junior ◽  
Cristiane Maria Ascari Morgado ◽  
Angelo Pedro Jacomino ◽  
Marcos José Trevisan ◽  
Marise Cagnin Martins Parisi ◽  
...  

2014 ◽  
Vol 26 (2) ◽  
pp. 147-153 ◽  
Author(s):  
Karolina Kozos ◽  
Ireneusz Ochmian ◽  
Piotr Chełpiński

ABSTRACT Controlled atmosphere storage allows for the long-term and short-term storage of fruit without a significant decrease in quality, resulting in a longer shelflife of fresh fruit. The Department of Horticulture at the West Pomeranian University of Technology in Szczecin conducted research on the effects of post-harvest precooling (3-4°C within two hours) and storage conditions (conventional cold room and controlled atmosphere storage) on fruit firmness, chemical composition, colour and weight loss. After six weeks of storage, it was found that the quality of fruit had declined. In comparison with fresh fruit, the harvest was found to have lost weight and darkened in colour. In addition, a decrease in firmness and the content of ascorbic acid and polyphenolic compounds was also observed. The fruits that were stored in a cold room with a controlled atmosphere and rapidly chilled immediately after harvest were the least affected. In addition, the research showed that there was a high correlation between the anthocyanin index and the polyphenol content in the fruits. To maintain the high quality of the fruit, the fruit must be very rapidly cooled soon after harvest and stored under optimal conditions - a cold room with a controlled atmosphere.


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