Zobrazeno 1 - 10
of 143
pro vyhledávání: '"Pavel ČEJKA"'
Publikováno v:
Kvasný průmysl, Vol 66, Iss 4, Pp 307-313 (2020)
Freezing is a common way of storing samples including beer samples. To verify the suitability of this procedure, the results of determination of alcohol (% v/v), original gravity, color, pH, thiobarbituric acid index, total polyphenols, saccharides,
Externí odkaz:
https://doaj.org/article/f73f5e4191d64f4a9debe1f0ce1b8669
Publikováno v:
Kvasný průmysl, Vol 65, Iss 1, Pp 32-37 (2019)
Consumers are increasingly interested in the nutritional composition of food and beverages, including beer. Therefore, nutritional values of beer became an integral part of the beer label information. It specifies, in particular, the energy value sti
Externí odkaz:
https://doaj.org/article/5baaa4dfc37a47ceb0ee8cf32949f7bc
Publikováno v:
Kvasný průmysl, Vol 64, Iss 1, Pp 14-20 (2018)
The precission and repeatability of sensory analysis is infl uenced by a number of physiological, psychological and genetic factors. These can be largely eliminated by appropriate selection of the assessors through their regular evaluation. Therefore
Externí odkaz:
https://doaj.org/article/34b13dea7bb44865ac37d39f8059a21b
Autor:
Jana Olšovská, Dagmar Matoulková, Jurgen Felsberg, Markéta Jelínková, Martin Dušek, Pavel Čejka, Karel Štěrba
Publikováno v:
Kvasný průmysl, Vol 62, Iss 11-12, Pp 326-334 (2016)
Three bottles of different beers were found in 2015 during a reconstruction of the brewery of the Raven Trading s.r.o. company in Záhlinice, Czech Republic. Good storage conditions enabled analysis of their original characteristics. Ali three bottle
Externí odkaz:
https://doaj.org/article/49f698de6cdf489f948ad055e9064100
Publikováno v:
Kvasný průmysl, Vol 65, Iss 5, Pp 149–157-149–157 (2019)
Some polyphenol substances are important for beer production as well as for the health benefits of beer consumption. Hop polyphenols have been relatively well researched in the last decade, less attention has been paid to malt. Our study was aimed to
Externí odkaz:
https://doaj.org/article/ad659285c10f41f3a55b9d238542e566
Publikováno v:
Kvasný průmysl, Vol 65, Iss 3, Pp 111–119-111–119 (2019)
The dependence of FA profiles in barley and malt on variety and geographical origin using an optimized method was determined. FA profiles from 6 Czech varieties, each from 5 localities during two crop years were studied. The extraction of lipids and
Externí odkaz:
https://doaj.org/article/af206bf163d447e8bdbec4296f555f9e
Publikováno v:
Kvasný průmysl, Vol 64, Iss 4, Pp 167–172-167–172 (2018)
Proskovcuv hanacky belongs to the famous, historically significant Czech malting barley varieties. For its excellent qualities, this variety was widely used in breeding and today it is the basis of the pedigree of many modern European varieties. The
Externí odkaz:
https://doaj.org/article/a7f610913f744b018c5fd8fe9b71e31d
Publikováno v:
Kvasný průmysl, Vol 64, Iss 2, Pp 58–64-58–64 (2018)
The concentration of total saccharides including polyols and sugars belongs to one of the main values of basic nutrition labelling information of food as well as beer. The article informs about the method of these compounds, describes its chemical an
Externí odkaz:
https://doaj.org/article/af9615f751784002ac1763a59d3d01bd
Publikováno v:
Kvasný průmysl, Vol 61, Iss 6, Pp 186-194 (2015)
The choice of technology used for keg beer tapping has a considerable influence on his final taste and quality. The presence of oxygen has a substantial impact, causing rapid oxidative changes in draft beer that result in rapid aging, and the beer wi
Externí odkaz:
https://doaj.org/article/933de18cef4d4663a35831b1ae0ef3a2
Autor:
Pavel Čejka, Jana Olšovská
Publikováno v:
Kvasný průmysl, Vol 61, Iss 2, Pp 38-45 (2015)
When developing new food products, or when trying to improve their existing competitive position in the market it is necessary to determine how consumers perceive their quality. That is the purpose of so-called consumer evaluation of product quality,
Externí odkaz:
https://doaj.org/article/7e3fc46b77b942a7b5db9cceb5912307