Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 15 of 15 for “"postharvest quality"”.
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Evaluating effects of climate variability on postharvest quality of strawberries
… on several characteristics of strawberry postharvest quality. Acids, sugars, colour, firmness, anthocyanins, visual evaluation for detection of bruises and mould development were assessed. Work at the initial stages revealed a positive relationship between increased preharvest temperature …
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DEHYDRATION AND MICROBIAL IMPACTS ON WATER UPTAKE AND POSTHARVEST QUALITY OF CUT LILY
Water plays a vital role in postharvest physiology of cut flowers. There are several factors affecting water uptake of cut flowers, including aspiration into the xylem and bacterial occlusion. While numerous studies have focused on water balance with cut flowers, few of them have focused on cut …
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Production and postharvest quality maintenance of single unit and bunching broccoli in Virginia
… of top icing in order to preserve post harvest quality attributes: vitamin C, color, odor, and turgidity. Broccoli cv. 'Symphony' was direct seeded and transplanted at two sites in Virginia (within row spacing 20 cm , .9 m centered, 3 row bed). Single unit broccoli was classified as broccoli …
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Pre- and Postharvest Practices for Optimizing the Postharvest Quality of Cut Sunflower, Dahlia, and Delphinium
… Benzyladenine applied as a preharvest spray or a postharvest dip did not alter vase life of sunflower 'Moulin Rouge' or 'Procut Lemon.' Transpiration rate and conductance rates of sunflowers significantly decreased in the first three days after harvest. In both sunflower experiments, vase life of …
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Evaluating microbial safety, postharvest quality, and consumer acceptability of fresh produce engraved with QR codes using a CO₂ laser labeling technology
… little information is known about its effects on postharvest quality, microbial safety, and consumer acceptability. The first chapter of the thesis provides background information on the importance of food traceability, methods of produce labeling, and the potential of new alternative CO₂ LLT. The …
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Post-mortem changes in Nephrops norvegicus muscle : biochemical processes, microbial actions and effects on food quality
… have been taken so far to assure a maximum postharvest quality and to gain a high quality product. Knowledge of early and late postmortem biochemical changes is poor and it is not known how ante- and peri-harvest stressors affect the postharvest product quality in N. norvegicus. Several …
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Comparison of Chlorophyll, Carotenoid, and Alpha-tocopherol in E-beam, Gamma, and X-ray Treated 'Granny Smith' Apples
… carotenoids during storage, which suggests a postharvest yellowing of apples, a negative effect of radiation on the postharvest quality of this fruit. Irradiated fruit showed higher antioxidant capacity than control fruit after four months, and the higher content of carotenoids might partially …
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Controle alternativo da antracnose em frutos de mamoeiro e qualidade pós-colheita
… caused by C. gloesporioides and its influence on postharvest quality of papaya fruits. In vitro tests were conducted by inoculating a disc of fungal colony in the center of Petri dishes containing PDA medium added extract of M. charantia at levels of 500, 1000 and 1500 ppm, acibenzolar-S-methyl, …
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Ultrasonication as an abiotic elicitor - effects on antioxidant capacity and overall quality of romaine lettuce
… meet the growing demands of consumers for high quality and “fresh-like” fruits and vegetables. However, there have been few food processing researches emphasizing on stimulating the biological system of food itself to achieve an enhanced postharvest quality. It is hypothesized that low acoustic …
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Development of Novel Anti-microbial Plant Essential-Oil Treatments to Reduce the Postharvest Incidence of Botrytis cinerea of Strawberries
… to plague the strawberry industry during postharvest storage and retail sale.</p> <p>Postharvest treatments available for strawberry preservation and disease management have been severely limited due to the reluctance to spray or wash the fruit. Consumers are also demanding produce that is …
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Innovative treatments for shelf-life extension of whole and fresh-cut fruit
Maintaining the postharvest quality of whole and fresh-cut fruit during storage and distribution is the major challenge facing fruit industry. For this purpose, industry adopt a wide range of technologies to enable extended shelf-life. Many factors can lead to loss of quality in fresh product, …
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Enhancing human health promoting activity through the regulation of the methyl jasmonate mediated glucosinolate biosynthesis in Brassica oleracea
… which may be harmful for the maintenance of postharvest quality of broccoli. To increase health-promoting properties of broccoli while maintaining post-harvest storage quality, 1-methylcyclopropene (1-MCP, a competitive inhibitor of plant ethylene receptor proteins) was applied to control and …
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Muscadine Grapes: Identifying Unique Attributes and Postharvest Practices
… packaged in clamshells were also evaluated for postharvest storage potential for 14 and 28 d at 2 °C. Most genotypes had good storability with low weight loss (<9%) after 28 d even though berry firmness tended to decrease and weight loss and unmarketable berries increased. Of the genotypes …