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 20 of 29 for “"Wine making"”.
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Land treatment of grape-processing effluents near Robertson, Western Cape
… method of effluents generated by distilling, wine making and grape juice production in the Western Cape. Primary settling and treatment in aerobic and anaerobic lagoons typically precede disposal to land. Land treatment can effectively remove COD and also benefit the soil by increasing organic …
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Análisis histórico del viñedo en la provincia de Burgos
… Spanish province of Burgos, from its roots, when wine was made just for personal comsumption, until now, when it represents a strong agricultural activity, with deep effects in the economy. Through this investigation several topics were studied: the geographic vineyard area, which was very wide in …
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Indoor Air Monitoring of Ethanol and Benzene in a Pilot Winery Using Active Sampling
… State University San Luis Obispo’s pilot winery workroom. Air samples were collected during four different wine-making activities: fermentation, fermentation with Brix content testing, post-alcoholic fermentation pressing, and storage/finishing. Average workroom benzene concentrations …
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The enzymatic release of glycosidically-bound terpenes in must
Flavour in wines is perhaps the most important factor affecting wine quality, with monoterpenoids being among the compounds contributing to flavour. In grapes there exists glycosidically-bound forms of these monoterpenes, representing a latent source of aroma. This project is a study on the ability …
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Supercritical Technologies for the Valorization of Wine Industry By-Products
This study aim at the valorization of wine industry by products; particularly on the extraction and characterization of grape seeds oil using supercritical CO2 (SC-CO2) and polyphenols from grape skins and defatted grape seeds using subcritical water (SW) and then, modeling of the kinetics of …
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A financial economic approach to management information in the wine industry
Wine is a beverage that accompanies and enhances a wide range of occasions, cuisines and even religious ceremonies in many cultures. It claims health benefits and brings wonderful memories to mind. We all have our own story to tell when it comes to wine. This however represents the consumer's …
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The wine industry and the consumer : a study of the production, distribution and consumption of wine in New Zealand : a thesis presented in partial fulfilment of the requirements for the degree of Ph. D. in Economics at Massey University
… production, distribution, and consumption of wine in New Zealand, with particular consideration of the effects of the wine industry's structure and behaviour on consumer interest. Government protection policies have greatly influenced expansion and structural development of the industry. …
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Characterisation of glycosidase enzymes of wine lactic acid bacteria
Many compounds important for wine quality are in the glycosidic form, that is a sugar moiety is attached, through a glycosidic linkage, to the alcoholic group of the compound. Such glycosidic compounds comprise several groups, all having great relevance to wine quality and can be broadly grouped as …
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Estudio de técnicas de higienización mediante proyección de dióxido de carbono y renovación aromática mediante inserción de duelillas en barricas usadas
The current trend among wine consumers is moving increasingly toward the consumption of high quality and high value wines. Those wines are usually characterized with intense color and a well-integrated fine wood bouquet. In order to produce quality wines with these characteristics, the winemaker’s …
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The effect of pH and ethanol on the astringent sub-qualities of red wine, and the implications for optimum grape maturity /
… to assess the astringent sub-qualities of red wine. The influence of pH and ethanol on the sensation of astringency in red wine was evaluated, using a de-alcoholized red wine. A portion of the wine was adjusted to the pH values of 3.2, 3.4, 3.6 and 3.8, and another portion was adjusted to …
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Design, development and implementation of an object-oriented data model for small and medium sized winemaking enterprises in Australia.
The management of winemaking enterprises in Australia has become complex because of the increased complexity of the market and the winemaking process itself. Accurate record keeping goes hand-in-hand with complex sequencing of processes required to efficiently operate these enterprises. …
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Tartrate stability in chenin blanc wines
Not Available
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Grappling with grapes : wine tourism of the Western Cape
… as a series of 'snapshots' into the meaning of 'wine tourism'. Each chapter of my main body of work looks at a different segment of wine tourism in the Western Cape: a fast growing industry that inherits attributes from both the wine and tourism industries. Themes of landscape and the tourist …
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An environmental history of the Cederberg : changing climate, land use and vegetation patterns
… forms of farming and an increase in tourism and wine making. The southern midlands, on the other hand, have seen an expansion in agricultural production similar to the trends recorded in the lowlands. In contrast to the lowlands and midlands, human-induced transformation of the Cederberg uplands …
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The effect of viticultural and oenological treatments on fruit and wine composition of Chardonnay musqué /
… and oenological treatments on fruit and wine composition of Chardonnay musque Study I: Effect ofveraison leafremoval and cluster thinning A one-year study was performed analysing die effects of leaf removal, cluster thinning, yeast strain selection, and enzyme usage on the chemical …
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Assessing existing financing models amongst black entrepreneurs in the South African wine industry, case of Western Cape
The South African Wine Industry is a significant component of the agricultural sector in the Western Cape and plays an important role in the province's economy and presents opportunities in terms of agricultural investment into the province. This study explores the existing financing models amongst …
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The impact of wine closure and packaging type, and light and temperature exposure on the concentration of 3-alkyl-2 -methoxypyrazines and other key constituents of wine
… for vegetative percepts that are detrimental to wine quality when elevated. This study tested both the effect of closure/packaging types and light/temperature storage conditions on MPs (isopropyl-, secbutyl-, and isobutyl-MP) in wine. An MP-emiched wine rapidly (after 140 hours) and significantly …
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Cross-Flow Filtration with Mixed Matrix Membranes for the Removal of Proteins from White Wines
Bentonite fining is a process used in the wine making industry to eliminate protein instability in white wines. It is a time-consuming batch process that generates a large amount of waste products known as bentonite lees (up to 10% of wine volume). This thesis examines the feasibility of an …
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Geographic Classification of Wines Using Their Elemental and Water Isotopic Composition; Special Emphasis on Washington State, USA
The frequency and scope of wine fraud cases have increased worldwide, leaving wineries vulnerable to damage in reputation and potential lost revenue. In the United States of America, Washington State (WA) is the second-largest premium wine producer where wine fraud could have a significant impact …
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Elucidation of odour-potent compounds and sensory profiles of Vidal blanc and Riesling icewines from the Niagara Peninsula : effect of harvest date and crop level
… that the freeze/thaw cycles endured by icewine grapes would change their chemical composition, resulting in unique chemical fingerprint and sensory properties, and would be affected by harvest date (HD) and crop level (CL). The objectives were: 1) to identify odour-active compounds using …
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