:: Volume 19, Issue 2 (Summer 2018) ::
IJHST 2018, 19(2): 157-170 Back to browse issues page
Effects of Packaging with Non-porous and Perforated Plastic Films on Qualitative Parameters and Shelf Life of Apricot Fruits
Nooshin Madah Hosseini , Seyed Hossein Mirdehghan , Majid Esmailizadeh , Fatemeh Nazoori
Facultu of agriculture, Vali-e-Asr university
Abstract:   (2432 Views)
To evaluate the effects of packaging with different polyethylene films on shelf life of apricot fruits a factorial experiment was designed with three replications. In this study the effect of various polymer films such as polyvinyl chloride (PVC), polyethylene (LDPE) and axially oriented polypropylene (OPP) with the same size (20 × 20 cm) porous and non-porous after packaging, the fruits were weighed and then stored at 2±1 ºC and 90±5% R.H. for 35 days. Qualitative parameters such as weight loss, firmness, pH, total acidity, total soluble solids, vitamin C, carotenoids, phenolic compounds and antioxidant activity were measured before and during storage. The results showed that weight loss increased over storage in all treatments and perforated polyethylene film showed higher weight loss than continues ones but the lowest rate was observed in the OPP film. The results indicated that OPP film was more effective in maintaining carotenoid, vitamin C, antioxidant activity, and total acidity compared to cellophane and polyethylene films. Regarding the results obtained from this study, packaging with OPP in low temperature could be consider as a method to increase the shelf life of apricot fruit cv. Shahnoori and providing them longer to be introduced to the market.
Keywords: Antioxidant activity, Firmness, Low density polyethylene, Weight loss
Full-Text [PDF 630 kb]   (812 Downloads)    
Type of Study: Research | Subject: Postharvest physiology
Received: 2018/01/20 | Accepted: 2018/10/14 | Published: 2019/02/2


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Volume 19, Issue 2 (Summer 2018) Back to browse issues page