Volume 18, Issue 111 (2021)                   FSCT 2021, 18(111): 279-294 | Back to browse issues page


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moosapoor F, nazoori F, pirmoradi M, Mirdehghan H. Investigation of the effect of combined treatment of clove plant essential oil (Syzygium aromaticum) with carboxymethylcellulose on storage of fresh pistachio. FSCT 2021; 18 (111) :279-294
URL: http://fsct.modares.ac.ir/article-7-43581-en.html
1- Department of Horticultural Sciences, Faculty of Agriculture, Vali-e-Asr University of Rafsanjan, Rafsanjan, Iran,
2- Department of Horticultural Sciences, Faculty of Agriculture, Vali-e-Asr University of Rafsanjan, Rafsanjan, Iran, , fatemehnazoori@yahoo.com
3- , Department of Horticultural Sciences, Faculty of Agriculture, Vali-e-Asr University of Rafsanjan, Rafsanjan, Iran
Abstract:   (1959 Views)
Nutritional value, deliciousness and ease of digestion, high calories, suitable vitamins and minerals are some of the qualities that make pistachios superior to other kernels and are often consumed dry. Fresh pistachio does not have long shelf life despite its higher nutritional value, therefore, studying the methods of increasing the storage of fresh pistachios for the market is one of the aims of this product. In this regard, a study was carried out to investigate the effect of combined treatment of carboxymethyl cellulose (CMC) with different concentrations of two essential oils of clove and on the storage life of pistachio cultivar, Ahmad Aghaei. In this study, factorial experiments were conducted in a completely randomized design. In this experiment the treatments were in two levels, one concentration of control edible (distilled water), 0.5% CMC, 0.5% CMC +400 mg clove, 0.5% CMC +800 mg clove + 0.5 0% CMC +1200 mg clove and second factor of storage period were studied at two levels (25 and 50 days). The results showed that with increasing storage time, skin and kernal firmness decreased in all treatments. The percentages of weight loss, chroma index, malondialdehyde, hydrogen peroxide increased during storage. The application of carboxymethyl cellulose alone and with the essential oils of cloves compared to the distilled water application improved most of the factors studied. The combined treatments were able to maintain fruit firmness compared control sample and were unable to maintain the amount of phenolic compounds, total chlorophyll of kernal, and kernal carotenoids during storage. Overall, the combination of carboxymethyl cellulose with 400 mg / L of clove essential oil were able to retain most of Ahmadaghaiechr('39')s pistachio quantitative and qualitative characteristics for up to 50 days.
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Article Type: Original Research | Subject: Nuts, Nuts & Brains, Dried Fruits
Received: 2020/06/11 | Accepted: 2020/11/1 | Published: 2021/04/30

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