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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 37 for “"onions"”.
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Chemistry of novel nanoscale carbon materials: Nanodiamond and carbon nano-onions
… the carbon family: nanodiamond and carbon nano-onions. Nanodiamond is relatively a new engineering material with particular applications for fabrication of wear-resistant surface coatings, lubricating films and prototypes field emission displays. These materials are also of interest for studies …
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Survey of Flavonoids and Their Distribution in Different Kinds of Onions Using High Performance Liquid Chromatography and Gas Chromatography Mass Spectrometry.
… of flavonoids in diverse varieties of onions (commercial and wild onions). Reflux extraction method was done on dried onions and the abstracts were analyzed subsequently by high performance liquid chromatography (HPLC) and gas chromatography-mass spectrometry (GCMS). Statistical …
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Microbiological Problems in the Sampling and Storage of Raw Onions and the Effect of Hypochlorite Treatment on Quality of the Dehydrated Product
Made available in DSpace on 2014-12-09T14:36:52Z (GMT). No. of bitstreams: 1 6511871.pdf: 4506902 bytes, checksum: 6dbc2ac28bf0ebbfd4de8254066b2f28 (MD5) Previous issue date: 1965
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Effects of pre and post-harvest treatments on the phenolic compounds and antioxidant activity of different onion varieties
… and quercetin. The total phenolic content of onions is not only higher than its fellow allium vegetables, such as garlic and leeks, but also higher than that of other common vegetables, such as carrots and red bell pepper. The main objective of this study was to investigate phenolic contents …
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Interference of onion growth by green foxtail (Setaria viridis(L.) Beauv.)
… block at Outlook, Saskatchewan revealed that onions (Allium cepa L.) would perform well in this area under irrigated conditions
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Power consumption and costing of crop sensing systems for monitoring common Western Cape crops growth
… It shows how important the range of carrot and onions pH should be kept at 5.0 – 6.0 and 5.5 – 6.5 respectively throughout the growing process. Hence the soil pH is most prominent in carrots, onions, and fresh green pepper. The soil moisture is slightly more prominent than the temperature in …
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The effects of greywater irrigation on vegetable crops and soil
… Station where combinations of cabbages and onions; spinaches and beetroots; and carrots and lettuce were planted in to coincide with four different planting seasons (from October 2009 to December 2010). Crops were irrigated with greywater generated from bathing and dishwashing. Greywater was …
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Onion Price Change And Brokers Role: Challenges And Opportunities:Case Study Ruvu Remit Division In Simanjiro District, Tanzania
… both challenges and prospects on pricing of the onions. The focus was on market dynamics and the role of brokers in enhancing or destructing the required level of onion price, demand and supply for the onion produced at Ruvu Remit division. The current researcher set a topic on “Onions Price …
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Effects of soil amendments on crusting, seedling emergence and yield of onion, tomatoes and peppers.
… properties, seedling emergence and yields of onions (Allium cepa), tomatoes (Lycopersicum esculentum) and chili peppers (Capsicum sp.) were studied on a Pima clay loam soil. Treatments were surface applied on a strip above the seeds. The chemicals influenced the penetrometer index, soil-pH, …
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Investigation of the fate of dietary flavonols in humans and rats using HPLC-MS2 techniques
… of commonly consumed foods and beverages. Onions are a rich source of the polyphenolic flavonol quercetin-4′-glucoside. For this compound to have some health effects it must be absorbed and reach target organs in a concentration and form where they can exert an effect. To-date interest has …
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Effects of Vesicular-Arbuscular Mycorrhizae on Plants Growing Under Salt Stress
Under salt (NaCl) stress, onions (Allium cepa) and bell peppers (Capsicum annuum) inoculated with either Glomus fasciculatus or Gigaspora margarita grew larger than the nonmycorrhizal controls. To determine if improved phosphate (P) nutrition supplied by the mycorrhizal endophytes was the factor …
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Soft rot Enterobacteriaceae-molecular detection and biocontrol under in vitro and in vivo conditions
… of phage-based cocktail for application on onions. <br/><br/>Isolated bacteriophages were tested singly and as multiple formulations as a cocktail on potato tubers. Both formulations show significant activity in vitro to suppress Pectobacterium growth in bioassays, however host specificity …
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Developing an optimal method for producing a tearless onion
… in small amounts or had not been detected in onions. These raised volatile sulfur compounds provide an explanation for the unique flavour notes of the LF reduced onion and are predicted to have health benefits akin to those found in garlic. These results demonstrated that silencing of LFS …
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Combustion synthesis of fullerenes and fullerenic nanostructures
… that the soot contains nanostructures, including onions and nanotubes. Although flame conditions for forming fullerenes have been identified, the process has not been optimized and many flame environments of potential interest are unstudied. Mechanistic characteristics of fullerene formation …
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An Empirical Assessment of the Effects of SPS Regulations on U.S. Fresh Fruit and Vegetable Exports
… regulations faced by U.S. exports of onions, peas, walnuts, apples, cherries, grapes, peaches/nectarines, oranges and strawberries to 176 countries is developed for the period 1999-2009. Second, this database is used for an empirical investigation to determine how existing SPS …
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Highline Rescue Boat Systems: A study of the load created by tethered rescue boats with respect to stream velocity, trim and hull size.
Water rescue practitioners must balance the degree of risk associated with a given technique with the needs of the victim. One such technique, the focus of this study, consists of a rescue boat positioned within moving water by means of a high line. It has been shown to be useful for high risk …
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Flavonoid Consumption of College Athletes
… total flavonoids were black tea, orange juice, onions, apples with skin, and blueberries. Spearman’s correlation analysis revealed that high consumption of cyaniding, pelargonidin, peonidin, petunidin, epicatechin-3-gallate, epigallocatechin, epigallocatechin-3-gallate, gallocatechin, …
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Taxonomy and comparative genomics of bacterial species associated with onion bulb rot focusing on Rahnella species
Onions (Allium cepa L.) are one of the most widely consumed vegetables globally, thus playing a significant role in food security. However, onion bulbs are highly susceptible to bacterial pathogens, and emerging opportunistic pathogens such as Rahnella species, which have become notable threats to …
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Assessing the salinity effects and economic feasibility of on-farm desalination technology in irrigated semi-arid regions
… high-valued specialty crops, such as melons and onions; however, these benefits are considerably less than the costs of operating the desalination technology.
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