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  <controlfield tag="008">210402s9999    xx            000 0 und d</controlfield>
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   <subfield code="a">639.8</subfield>
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   <subfield code="b">A656</subfield>
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   <subfield code="a">Aquaculture and water resource management</subfield>
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   <subfield code="c">Edited by Donald J. Baird ... [et. al.]</subfield>
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   <subfield code="a">London</subfield>
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   <subfield code="b">Blackwell Science</subfield>
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   <subfield code="c">1996</subfield>
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   <subfield code="a">The increasing global importance of aquaculture as a food-producing activity is mirrored by the continuing decline in wild fish stocks. With this explosion in aquaculture production have come attendant environmental problems. Owing to its tight linkage with natural ecosystems, it can be argued that aquaculture has the potential to have a much more profound impact on environmental quality than terrestrial farming systems of equal size. Moreover, it can also be argued that to become sustainable, practioners of aquaculture must place more emphasis on recognising these linkages, and protecting the ecosystems which nuture and sustain their industry.</subfield>
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   <subfield code="a">Aquaculture,Aquaculture,Aquaculture industry,Water quality management</subfield>
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   <subfield code="x">Environmental aspects,Waste disposal</subfield>
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   <subfield code="i">Trọng Hiếu</subfield>
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   <subfield code="a">Trung tâm Học liệu Trường Đại học Cần Thơ</subfield>
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