Bulletin of the Sea Fisheries Institute 1 (143) 1998


Contents:
Scientific papers   
BAZYLI CZECZUGA and EWA CZECZUGA-SEMENIUK - Carotenoids in the Norway haddock - Sebastes marinus L. 3
ANDRZEJ DOWGIAŁŁO - The kinetics of hot-air drying of plant-fish feeding concentrates 11
ZYGMUNT USYDUS and PIOTR J. BYKOWSKI - The utilization of waste and raw materials contained in wastewater from the fish processing industry 17
ANNA WOJTASZ-Pająk, ILONA Kołodziejska, ALEKSANDRA DĘBOGÓRSKA and MAŁGORZATA MALESA-CIEĆWIERZ - Enzymatic, physical and chemical modifications of krill chitin 29
Research reports
HENRYK SENDŁAK - The effect of the application of Dyneema fibers on the parameters of opening and drag of a trawling system with the pelagic trawl WP 4/8-234/720x194/540 41
HENRYK SENDŁAK - The influence of the length of trawl warps on the parameters of opening and drag of a trawling system with the pelagic trawl WP 4/8-270/640x240/480 51
ZYGMUNT USYDUS and PIOTR J. BYKOWSKI - Chemical characteristics of wastewater in the fish processing 63
ANNA WOJTASZ-Pająk and PIOTR J. BYKOWSKI - Production of chitosan with specified physicochemical properties by means of controlling the time and temperature of the reaction of deacetylation 75