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.
Results
Showing 1 to 20 of 160 for “"food chain"”.
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An introduction to food chain mergers : mergers, 1956
… Science. Dept. of General Business Curriculum in Food Distribution, 1957
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A career in the retail food chain industry
… Science. Dept. of General Business Curriculum in Food Distribution, 1952
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Human relations applied to the food chain store
… Science. Dept. of General Business Curriculum in Food Distribution, 1952
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The role of biofilms in Campylobacter jejuni survival in the food chain
… jejuni is the leading cause of bacterial foodborne poisoning in the developed world. The impact of infection is mainly economic, however the disease can lead to severe post infection complications, such as Guillain–Barré syndrome. Despite the fastidious nature of C. jejuni, it is able to …
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Study on the presence of Campylobacter spp. along the poultry food chain
La campilobacteriosis es la primera causa de gastroenteritis de origen bacteriano. El consumo de aves, está considerado como la mayor ruta de infección. Por ello, esta tesis tiene como objetivo el estudio de Campylobacter spp. a lo largo de la cadena alimentaria de la carne de pollo, desde la …
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An integrated risk assessment of patulin in apple juices throughout the food chain
De beschikbaarheid van veilig voedsel is een essentiële voorwaarde voor het menselijk bestaan. Eén van de gevaren die in onze voeding voorkomen is patuline. Dit mycotoxine wordt voornamelijk gevormd door de schimmel Penicillium expansum, die frequent wordt teruggevonden op appels. Appels en …
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Flux of cadmium through a laboratory food chain (media-algae-mussel) and its effects
… the flux of this metal through a laboratory food chain, algae were grown in various cadmium concentrations for subsequent use as contaminated food for mussels. The results showed that in order to make valid deductions, more information about chemical mechanisms and background ecophysiological …
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After the Aquaculture Bust: Impacts of the Globalized Food Chain on Poor Philippine Fishing Households
The Philippines is a food extractive enclave in the bust stage of export-oriented aquaculture, and this globalization agenda has had several negative impacts. Aquaculture has not expanded fish and marine foods but threatens national food security by integrating Philippine aquatic resources into the …
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Perceptions, understandings, and behaviours along the pork food chain relating to antimicrobial resistance in the UK
… taking into account the views of all key pork food chain actors as a unified entity. To understand fully the practices and drivers of antimicrobial use and resistance in the pork industry, it is necessary to assess the perceptions, attitudes, and behaviours along the pork chain from a …
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The effect of copper stress on inter-trophic relationships in a model tri-trophic food chain.
… and management are paramount in ensuring food security for the growing populations. The use of agri-chemical and products containing heavy metals inadvertently threaten both food security and the surrounding ecosystems from contamination, loss of productivity or ecosystem service. In the …
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The Transfer and Fate of Cadmium and Zinc from Sewage Sludge Amended Agricultural Soil in an Arthropod Food Chain
The re-cycling of sewage sludgeis the most significant entry point for trace metalsin to the agroecosystem. However, the investigation of the transfer and fate of trace metals in soil-plant-arthropod systems in an agricultural context has received little attention, despite the potential threat that …
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Investigations into the seasonal deep chlorophyll maximum in the western North Atlantic, and its possible significande to regional food chain relationships
… circumstances, the DCM represents a significant food resource, data were obtained from vertically stratified net tows (both 0.333 μm and 0.067 μm mesh) and water bottle casts taken on eight cruises in the western North Atlantic between November 1973 and August 1976. Parameters measured included: …
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Quality and safety of oils and fats obtained as co-products or by-products of the food chain and destined to animal production
… evaluation on the oxidative stability of muscle foods found that oxidation could be measured by headspace solid phase microestraction (SPME) of hexanal and propanal. To make this method effective, an antioxidant system was added to stored muscle to stop the oxidative processes. An increase in …
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Μικροπλαστικά στην τροφική αλυσίδα: αναδυόμενος διατροφικός κίνδυνος για την ανθρώπινη υγεία / Microplastics in the food chain: an emerging dietary risk to human health
Τα μικροπλαστικά είναι σωματίδια πλαστικού με διάμετρο μικρότερη των 5 mm, προερχόμενα είτε από σκόπιμα παραγόμενα προϊόντα είτε από τη διάσπαση μεγαλύτερων πλαστικών, τα οποία έχουν πλέον αναδειχθεί σε αναδυόμενο κίνδυνο για την ανθρώπινη υγεία. Τα διαθέσιμα δεδομένα δείχνουν ότι τα μικροπλαστικά …
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'n Ondersoek na lojaliteit teenoor kruidenierswinkels in die gebruikersmark
… of the grocer concerned. Three of the major food chain stores within the Vaal Triangle, were chosen for this study. In order to evaluate the loyalty towards the three food chain stores and the trade marks (including the food stores' no-name brands involved), in depth interviews were held with …
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Cadmium and lead concentrations in livers and kidneys of cattle slaughtered at Grootfontein abattoir in Namibia
… offer opportunities for Cd and Pb to enter the food chain. Entry of Cd and Pb in the food chain leads to bioaccumulation in cattle kidneys and livers to concentrations above Codex Alimentarius Commission (CAC) standards, creating a possible public health risk. The CAC withdrew the maximum limit …
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Assessment of total phosphorus concentration as a predictor and determinant of fishery productivity in southern Appalachian reservoirs: application to Smith Mountain Lake, Virginia
… was generally higher at lower levels of the food chain (i.e. planktivores, younger fish) than for piscivores. Planktivore response to phosphorus was found to be immediate. Piscivore biomass did not vary significantly with phosphorus, owing in part to poor energy transfer up the food chain and …
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