Read e-book online Ecological Aquaculture PDF
By Barry A. Costa-Pierce
Because the world's call for for meals from aquatic environments maintains to extend, the significance of acting aquaculture in an environmentally liable demeanour additionally increases.The goal of this significant and thought-provoking publication is to stimulate dialogue between aquaculture's glossy clinical, schooling and extension groups in regards to the rules, practices and rules had to advance ecologically and socially sustainable aquaculture platforms all over the world. Ecological Aquaculture offers interesting and precious insights into primitive (and usually sustainable) tradition structures, and ties those to fashionable large-scale aquaculture systems.The ebook is edited, and authored to a substantial measure, by means of Barry Costa-Pierce who has assembled a crew of a few of the prime thinkers within the box, supplying info spanning a spectrum of actions from artisanal to excessive expertise ways to generating aquatic organisms in a balanced and environmentally-friendly way.Ecological Aquaculture is a vital buy for all aquaculture body of workers keen on advertisement, useful and learn capacities. Libraries in study institutions and universities the place aquaculture, organic, environmental and aquatic sciences are studied and taught must have copies of this ebook on hand on their cabinets.
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Extra resources for Ecological Aquaculture
A wide range of crops was grown, including maize and tomatoes. Organically rich mud recovered from the canals would be piled on to the chinampas, thus maintaining fertility (Armillas, 1971). Although there have been many changes and much has been lost, the systems still exist and remain `the biologically richest agro-ecosystem . . in which most of the flora is managed and used' (JimeÂnez-Osornio & Gomez-Pompa, 1991). Fish play no part in the present-day system, and although it is believed that they once did it is difficult to say how significant or to what extent fish production was deliberately enhanced.
Protection and feeding fish in rivers and canals proximal to Buddhist temples and within temple ponds to make merit is widespread in Thailand, Laos and Cambodia. Such refuges may be an important part of conservation of wild stocks in areas with heavy exploitation and extensive water control. Pond construction and management Much effort and expenditure often went into the construction and maintenance of ponds, as is particularly evident from European records. Medieval European fishponds varied in size from a few hundred square metres to more than 80 ha, and depths could be as much as 6±8 m.
William Ponsonby, London. Tudge, C. (1998) Neanderthals, Bandits and Farmers. How Agriculture Really Began. Weidenfield & Nicolson, London. Votruba, L. (1987) Historissche Talsperren und Wasserseicher in der CSSR. Historische Talsperren, Band 1, pp. 401±406. K. Witter, Stuttgart. L. (1972) An evaluation of the acadja method of fishing as practiced in the coastal lagoons of Dahomey (West Africa). Journal of Fish Biology, 4, 39±55. Yang, H. (1994) Integrated fish farming. In: Freshwater Fish Culture in China: Principles and Practice (eds S.
Ecological Aquaculture by Barry A. Costa-Pierce