Edwards david j bsc phd (1 risultati)

ALL UK PARCELS SENT TRACKED! ALL OVERSEAS PARCELS SENT AIRMAIL, TRACKED! (S/hand, Hardcover, 1978). 1978 1st edition. 8vo (151 x 216mm). Ppxii,195. B/w photographs, b/w line illustrations and tables, biliography. Pictorial paper-covered boards. Slight use, slight foxing to edges, browning to edges. Good copy. "Norway's salmon and trout farmers grow their fish big: to an average size of 4 or 5 kg for Atlantic salmon and 2 or 3 kg for rainbow trout. Such fish command a much higher market price than the portion size animals cultured in other European countries. In this book Dr. Edwards describes in detail the commercial production cycles for slamon and trout in Norway, shows how and why the industry developed in its present form, discusses economic and market considerations, and specualtes about likely future developments." Chapters include: Development of salmonid farming in Norway; The production cycle; Fresh water supplies and hatchery siting; Smolt and fingerling production; Siting of sea units; Fixed sea units; Floating net cages; Food and feeding; Disease; Marketing - products, slaughter and processing, markets, prices; Economics - rainbow trout, salmon, comparison of the two; The future. . …