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Obsah beta-glukanů a pentosanů v odrůdách ječmene

The aim of this thesis was to determine the variability of the quantity of non-starch polysaccharides in grain malting spring barley (Bojos, Kangoo, Laudis 550, Malz, Sebastian Xanadu), winter barley (Wintmalt) non- malting varieties of winter barley (Jup, Lester, Nero), spring barley (Azita, Tocada, Wiebke) and food suitable varieties spring barley (Cesar AF, AF Lucius). Samples of barley grains were detected on the quantity of pentosans and beta-glucans. Pentosans were determined by the Douglas method. Beta-glucan content in grain by FIA (Flow Injection Analysis). The influence factors on the content of pentosans and beta-glucans between varieties have been tested at the 5% level of conclusiveness. The quantity of pentosanes in the grain was in the range from 2.28 to 5.95%. The lowest content of pentosans was found in malting varieties of spring barley Sebastian, the highest content by winter barley varieties Nero. The range of beta-glucan varied from 4.01 to 6.69%. The lowest content of beta-glucan was found in malting varieties of winter barley Wintmalt the highest in nutritionally appropriate to varieties of spring barley AF Cesar.

Identiferoai:union.ndltd.org:nusl.cz/oai:invenio.nusl.cz:362503
Date January 2015
CreatorsOrságová, Simona
Source SetsCzech ETDs
LanguageCzech
Detected LanguageEnglish
Typeinfo:eu-repo/semantics/masterThesis
Rightsinfo:eu-repo/semantics/restrictedAccess

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