Kvasny Prumysl, 1994 (vol. 40), issue 9
Practical experience with new-built hop pelletization plant of cooperative Chmelařství Žatec.Peer-reviewed article
Z. ŠAUER
Kvasny Prum. 1994; 40(9): 262-266 | DOI: 10.18832/kp1994017 
First results from several months' lasting production operation of pellets, the type 90 and 45 (firm Chmelařství, cooperative Žatec), enabled the judgement of technical equipment, technological procedures and process balance. Machinery equipment, located in an architectonically modem and effectively constructed building, enables through its concept hop treatment by the latest technological procedures under minimal occupation of labour. The working capacity corresponds to contemporary conditions and it is reckogned with an increasing tendency with the type 45. Analytical control tracking bitter substances balance points to a considerate course of' hop...
Biological activity of plant polyphenols in beverages.Peer-reviewed article
Z. ZLOCH
Kvasny Prum. 1994; 40(9): 266-270 | DOI: 10.18832/kp1994018
Plant polyphenols, particularly flavonoids in fruit and vegetables, and catechins in tea are at present time classified into category of natural substances, to which is attached a remarkable and positive health significance. In biological environment they probably act antioxidatively and so inhibit the course of pathological processes which are the cause of more than 80% death in our country. Even if a series of partial questions still remains to be solved, it is already nowadays sure, that the significance of polyphenols is comparable with the significance of vitamin C and vitamin E, carotenes as well. Beverages, particularly nonalcoholic, are a natural...