James Mason: Scallop and queen fisheries
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H. Caspers
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Article
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1985
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John Wiley and Sons
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English
⚖ 99 KB
Book Reviews on the basis of data collected locally. Average yields in 1978 were 90 kg/ha/year. I n these environments, too, fish culture in cages is developing rapidly and both extensive and intensive polyculture of Chinese carps is being practised. D. UHLMANN GORDON C. EDDIE: Engineering, economic