164 research outputs found
The faunal richness of headwater streams: progress report for the period July 1993 - September 1993
Get PDFThe faunal richness of headwater streams: progress report for the period April 1992 - June 1992
Get PDFBiological assessment methods: controlling the quality of biological data. Package 1: The variability of data used for assessing the biological condition of rivers
Get PDFAn audit of performance in the analysis of biological samples in 1995. Clyde River Purification Board
Get PDFAn audit of performance in the analysis of biological samples in 1995. NRA South Western Region: AQC audit
Get PDFAn audit of performance in the analysis of biological samples in 1995. NRA North West Region: primary audit
Get PDFAn audit of performance in the analysis of biological samples in 1995. NRA Northumbria & Yorkshire Region: primary audit
Get PDFAn audit of performance in the analysis of biological samples in 1995. Forth River Purification Board
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