• 已选条件：
  • × NERC Institute of Freshwater Ecology
  • × 1993
 全选  【符合条件的数据共：22条】

1 An audit of performance in the processing of macro-invertebrate samples in 1992. Northern Ireland [科技报告]

作者:Gunn, R.J.M.;Winder, J.M.;Blackburn, J.H.;等

发布日期:1993

发布机构:NERC Institute of Freshwater Ecology

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2 Enhancement of RIVPACS for biological assessment of the quality of Scottish rivers - Progress report November 1993 [科技报告]

作者:Wright, J.F.;Gunn, R.J.M.;Blackburn, J.H.;等

发布日期:1993

发布机构:NERC Institute of Freshwater Ecology

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3 An audit of performance in the processing of macro-invertebrate samples in 1992. Highland River Purification Board [科技报告]

作者:Gunn, R.J.M.;Winder, J.M.;Blackburn, J.H.;等

发布日期:1993

发布机构:NERC Institute of Freshwater Ecology

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4 1992 survey of the coarse fish of the River Tees before construction of the barrage - interim report [科技报告]

作者:Welton, J.S.;Beaumont, W.R.C.;Dear, B.E.;等

发布日期:1993

发布机构:NERC Institute of Freshwater Ecology

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5 An audit of performance in the processing of macro-invertebrate samples in 1992. North East River Purification Board [科技报告]

作者:Gunn, R.J.M.;Winder, J.M.;Blackburn, J.H.;等

发布日期:1993

发布机构:NERC Institute of Freshwater Ecology

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6 An audit of performance in the processing of macro-invertebrate samples in 1992. Solway River Purification Board [科技报告]

作者:Gunn, R.J.M.;Winder, J.M.;Blackburn, J.H.;等

发布日期:1993

发布机构:NERC Institute of Freshwater Ecology

预览  |  原文链接  |  全文  [ 浏览：4 下载：6  ]