scholarly journals Application of chitosan edible coating to guava to study quality parameters

Author(s):  
Vinod Kumar P ◽  
Sucharitha KV
2020 ◽  
Vol 163 ◽  
pp. 1127-1135
Author(s):  
Julia Idalice Gois Nascimento ◽  
Thayza Christina Montenegro Stamford ◽  
Natalia Ferrão Castelo Branco Melo ◽  
Ihasmyn dos Santos Nunes ◽  
Marcos Antônio Barbosa Lima ◽  
...  

Sugar Tech ◽  
2013 ◽  
Vol 16 (1) ◽  
pp. 80-85 ◽  
Author(s):  
Khan Chand ◽  
A. K. Verma ◽  
Anil Kumar ◽  
N. C. Shahi

2019 ◽  
Vol 4 ◽  
pp. 18-27
Author(s):  
Oksana Dzyundzya ◽  
Valentyna Burak ◽  
Іrina Ryapolova ◽  
Nadiia Voievoda ◽  
Mariya Shinkaruk ◽  
...  

The aim of this work is to study quality and safety parameters of developed recipes of liver pastes with a partial replacement of liver by aubergine powder that allows to improve their food value and to introduce them in food rations of people, working at toxic enterprises, living on ecologically polluted territories and all population layers. This work is devoted to studying quality and safety parameters of liver pastes with aubergine powders, produced by infrared drying at temperature 50–60 °С. Chemical parameters, established for developed paste products, are presented. The use of aubergine powders gives a possibility to increase biological and food values, to widen the assortment of pastes with prognosticated quality parameters, to form new consumption properties of products, to use the food potential of vegetable supplements more completely. It has been proved, that new pastes with using aubergine powders confirmed advantages of developed products over traditional ones. New products have a balanced chemical composition, low energetic value, decreased content of easily assimilated carbohydrates and increased content of healthy ingredients of functional and treating-prophylactic destination. These studies testify the quality and safety of developed paste recipes. It has been established, that adding aubergine powders in paste recipes results in increasing a food value at the expanse of raising an amount of carbohydrates, content of irreplaceable amino acids, enrichment with mineral substances and vitamins.


Author(s):  
Himanshu Puri ◽  
Arun Kumar

The Kinnow mandarin (Citrus nobilis x Citrus deliciosa) was highly perishable citrus fruit, after harvest the quality of Kinnow fruits undergoes rapid changes due to the sharpen rate of ripening, respiration and transpiration. Edible coating formulation of chitosan (0.5%, 1%, and 1.5%), alginate (0.5%, 1%, and 1.5%), composite formulation of chitosan and alginate (0.5% chitosan+0.5% alginate & 1% chitosan+0.5% alginate) were evaluated in relation to enhancing and improving shelf life and postharvest quality of Kinnow respectively. Kinnow fruit shelf life efficiency was evaluated on the basis of postharvest quality parameters like weight loss percent, firmness, pH, total soluble solids, total acidity and ascorbic acid from 6th to 24th day during incubation at ambient room temperature (20-25°C). The results signifies that the Kinnow fruit coated with alginate 1% have higher shelf life efficiency up to 24 days; however chitosan 1% coated fruits shown to have higher ascorbic acid retention as compared to untreated Kinnow fruits. The principal component analysis of different quality parameters for studied treatment shows 65.7 % variation in component 1 and 16.6% variation in component 2. PCA plot elucidate that coated fruit samples were high positive values and completely different from untreated samples.


HortScience ◽  
2019 ◽  
Vol 54 (3) ◽  
pp. 505-510 ◽  
Author(s):  
Sima Panahirad ◽  
Rahim Naghshiband-Hassani ◽  
Babak Ghanbarzadeh ◽  
Fariborz Zaare-Nahandi ◽  
Nasser Mahna

This study investigated the carboxymethylcellulose (CMC)-based edible coating effects on some quality parameters and enzyme activities of plum fruits (Prunus domestica L. cv. Golden drop) during their shelf life. Three concentrations of CMC (0.5%, 1%, and 1.5%), plasticized with glycerol (0.3% w/v), were applied to plum fruits plus a control treated with only distilled water. The results demonstrate that the CMC-based edible coating was significantly effective in maintaining firmness and titratable acidity (TA); vitamin C, anthocyanin, and flavonoid content; and the antioxidant capacity of plum fruits. Enzymatic activity was affected significantly by the coating. Peroxidase (POD) activity increased, and polyphenol oxidase (PPO) and polygalacturonase (PG) decreased. In general, the formulation consisting of 1% CMC showed the best results in most of the measured parameters. Taking into account the positive effects on qualitative and biochemical characteristics of CMC-based edible coatings on plums, their application can be a potentially promising method to enhance the shelf-life of this fruit.


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