Relative humidity during cold storage on Postharvest quality of 'Niagara Rosada' table grapes
| Autor: | Josuel Alfredo Vilela Pinto, Márcio Renan Weber Schorr, Fabio Rodrigo Thewes, Deiverson Luiz Ceconi, Vanderlei Both, Auri Brackmann, Diniz Fronza |
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| Jazyk: | English<br />Portuguese |
| Rok vydání: | 2015 |
| Předmět: | |
| Zdroj: | Ciência Rural, Vol 45, Iss 3, Pp 386-391 (2015) |
| Druh dokumentu: | article |
| ISSN: | 1678-4596 0103-8478 |
| DOI: | 10.1590/0103-8478cr20130307 |
| Popis: | This study aimed to evaluate the effect of different levels of relative humidity (RH) on the maintenance of Postharvest quality of 'Niagara Rosada' table grapes after cold storage at 0.5°C for 21 days. A completely randomized design was used, with five replicates of 18 clusters per treatment. The selected levels of relative humidity were 85, 90, 95 and 100%, obtained by means of electronic humidity controllers. The fruits were evaluated in relation to rot incidence, berry cracking, browning rate, respiratory rate, titratable acidity, soluble solids, resistance to abscission, berry drop and weight loss. The evaluations were assessed at 20 days of storage and after two and four days of shelf-life (20°C; 85% RH). The results showed that as higher as relative humidity, higher is rot incidence and that the variables rachis browning and weight loss were inversely related to relative humidity. Resistance to abscission at the end of storage was higher when humidity ranged between 90 and 95%, but it was not affected after transfer to shelf-life from cold storage. Relative humidity ranging between 90 and 95% offer the best conditions to maintain the Postharvest quality of 'Niagara Rosada' table grapes |
| Databáze: | Directory of Open Access Journals |
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