National Repository of Grey Literature 1 records found  Search took 0.01 seconds. 
Evaluation of beetroot qualitative parameters
MIKEŠOVÁ, Mariana
The thesis si lead to evaluate volume of betalain pigments and analyze antio-xidant activity in selected species of beetroot. The thesis is sorted to several chapters . The first chapter discusses about history, individual species of beetroot and general properties. There are information about antioxidant activity and pigments, which is occure in beetroot in the next. The second part of the thesis is focused on analyze the betalain pigments and evaluate antioxidant activity. It leads to resume, that beetroots with red-violet color are more rich about antioxidant substances. Examination of the individual colours for the selected varieties revealed that the 'Redshine' varieties were mainly rich in beta-cyans and betaxantines. "Monorubra." The highest content of these dyes are the varieties which have the colour of the pulp red to dofia-lova. Their values were significantly higher than those of the 'Boldor F1' variety, which would have been expected to have a higher betaxantine content than the red-coloured varieties

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