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National Repository of Grey Literature 2 records found  Search took 0.00 seconds. 
The influence of water activity on the microbiological content in meat products
 BURIANOVÁ, Michaela
The aim of this thesis is to monitor how the amount of water (water activity) affects the amount of microorganisms is selected packaged meat products from the point of view standards, which specify their specific requirements for the health safety of these products. The first part of this work describes various types of packaging materials of meat products, the microorganisms that occur in them and the definition of water activity. The second part describes the actual measurement of water activity and the measurement of the occurrence of microorganisms and coliforms, from selection of suitable meat products, their types of packaging, sample preparation and evaluation of measured methods. The results showed, that the activity of water affects the occurrence of microorganisms and coliforms, in that the higher the activity of water, the higher microorganisms presence.
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Effect of packaging on the shelf life of meat products.
 BURIANOVÁ, Michaela
The aim of this work is to compare the effect of different types of packaging (stretch film, modified atmosphere and vacuum packaging) meat products on their safety in terms of the standards that define specific requirements on health safety of meat products. The first part describes the development and various types of casings and packaging of meat products. The second part describes the implementation of the self-testing and measuring the occurrence of the microorganisms and coliform bacteria from their choice of suitable types soft meat products, types of packaging, sample preparation to evaluate the measured values. The results showed that the type of packaging is not the only criterion that affects the durability of selected meat products.
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