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 31 for “"leafy vegetables"”.
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The role of African leafy vegetables in food security
<p>African leafy vegetables (ALVs) are a diverse set of crops grown across sub-Saharan Africa. They have been a staple of traditional diets and contain many critical micronutrients but their importance has been largely ignored by researchers and policymakers at the expense of imported crops. …
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Led lighting for indoor cultivation of leafy vegetables and herbs
… main crops tested within VFAL environments were leafy vegetables and herbs, due to their small size that enables elevate plant densities and multi-layer cultivation and the short cycle that allows for multiple harvests across the year. Moreover, since their edible product is represented by …
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Phenolic compounds from selected Namibian leafy vegetables (NLV); extraction and characterization
… the antioxidant potential of selected Namibian Leafy Vegetables (NLV), using Total Phenolic Content (TPC), Total Flavonoid contents (TFC) as well as Diphenyl-1-picrylhydrazyl (DPPH), 2,2-azino-bis(3-ethylbenzothiazoline-6-sulfonic acid) (ABTS), and Reducing Power (RP) assays. The study also …
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The effects of production techniques on the yield and quality of some leafy vegetables
… to expand and enhance production of fruit and vegetables. Growers always strive to obtain maximum yields of high quality produce from their fields. Many factors such as climate, suitable cultivars, cultivation practices, soil, availability of water and nutrients can influence yields of high …
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Changes in the quality of leafy vegetables and wash water in a system employing wash-water recycle
A modified leafy-vegetable immersion washer employing wash-water recycle was tested and evaluated as part of the processing operation at Exmore Foods, Exmore, Virginia. Water constituents and characteristics that were evaluated included BOD, COD, TSS, VSS, pH, color, conductivity, turbidity, and …
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Training on leafy vegetables processing by solar drying. A case study of Nzasa Women Food Processors group of Charambe Ward Temeke Municipality Dar es salaam Tanzania
… perishables. On average less than one percent of vegetables produced are processed as most of the processing takes place by the traditional method and for the traditional use as results vegetables are processed at the very small scale. The goal of the project is to improve livelihood opportunities …
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A comparison study of efficacy of food sanitizers with fresh leafy vegetables with different surface properties and analysis of the rotavirus replication cycle after inactivation by food sanitizers
Foodborne illness is a serious concern in the United States. Fresh produce is recognized as a vehicle of food borne illness pathogens including viruses. To prevent causes of foodborne illness, the use of sanitizers is essential for fresh produce. However, it is considered that the current …
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Examination of the perceived contribution of edible indigenous plants in combating food and nutrition insecurity in the Tonga community of Zimbabwe
… according to the parts that were eaten namely: leafy vegetables, fruits, and tubers. Forty-seven leafy vegetables, 36 fruits and 26 tubers regarded as EIPs were identified. Seasonal availability of EIPs varied across the months of the year. Use of leafy vegetables peaked during the rainy season. …
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Consumption patterns of vitamin A-rich foods of 10-13 years old children living in a rural area in Venda
… children were mostly forced to eat (dark green leafy vegetables) were very nutritious and given in order to prevent hunger and wastage (left-over in the morning). The general meal pattern of these children was three meals a day with two, one or no snacks in between meals. The mostly consumed …
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Arsenic and other trace elements in Bangladeshi food and non-food and their relationship to human health
… samples of Bangladeshi foods (including rice, vegetables, fish) and non-foods (betel quid and baked clay) imported into the United Kingdom were determined. From this analysis, it is concluded that Bangladeshis are exposed to high levels of toxic elements. Inorganic arsenic levels in Bangladeshi …
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Colour differentiation in digitial images
To measure the quality of green vegetables in digital images, the colour appearance of the vegetable is one of the main factors. In general, green colour represents good quality and yellow colour represents poor quality empirically for green-vegetable. The colour appearance is mainly determined by …
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Porcine rotavirus adsorption to 24 salad vegetables and sanitization by free chlorine
… especially those used as raw foods like salad vegetables, can be contaminated, causing illness. In this study, we determined the number of rotaviruses adsorbed on produce surfaces using group A porcine rotaviruses and 24 cultivars of leafy vegetables and tomato fruits. We also characterized the …
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Nutritional and Bioactive Characterisation of Faba Bean (Vicia faba L.) Green Shoots as a Protein-Rich Leafy Vegetable
… Prairies, where the availability of fresh green leafy vegetables is limited outside the summer season. This thesis provides a comprehensive nutritional and biochemical characterisation of faba bean shoots (Vicia faba L.), hereafter referred to as faba greens, to investigate their potential as a …
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Understanding the problem of anaemia among pregnant women booking for antenatal care in Lusaka district Zambia
… that low family income and low intake of green leafy vegetables were associated with anaemia, with p values of 0.02, and 0.023, respectively. After adjusting for confounders, HIV infection remained significant in the regression model. HIV positive women were 2.7 times more likely to have anaemia …
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Understanding the problem of anaemia among pregnant women booking for antenatal care in Lusaka district Zambia
… that low family income and low intake of green leafy vegetables were associated with anaemia, with p values of 0.02, and 0.023, respectively. After adjusting for confounders, HIV infection remained significant in the regression model. HIV positive women were 2.7 times more likely to have anaemia …
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The Nutritional Value of Selected Vegetarian Meals
… of the three meals, and a mixture of green leafy vegetables. The diets were isocaloric and isonitrogenous and consisted of 10% protein, 8% fat, 69% carbohydrate, 7% cellulose, 4% mineral mixture, and 2% vitamin mixture. The control diet was prepared using casein at a 10% protein level.</p> …
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Optimizing Hydroponic Lettuce Yield: Evaluation of Potassium Source and Concentration with Plant Imaging
… economic importance as one of the foremost leafy vegetables worldwide in terms of financial value for production in CEA. Rapid growth rate, high yield, and potential return further enhance its suitability for cultivation within CEA. Pursuing optimal and sustainable nutrient concentrations …
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Smallholder agriculture and household food and nutrition security: a study from East Hararghe, Ethiopia
… sale. Nutritionally important food types such as vegetables, fruits, beans, eggs and meat were produced only by a minority of households and were largely sold for cash rather than being consumed within the producer household. From a dietary perspective households produced a limited number of food …
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