3101 | Environmental quality standards to protect identified uses of controlled waters - general ecosystem and special ecosystem |
3102 | Soil moisture data: AC0116, Ceredigion, 2013, urine |
3103 | Manure application dates: SLURRY-NR, Devon, 2004 |
3104 | Fylde aquifer/Wyre catchment water resources study : final report. August 1997 |
3105 | The River Test |
3106 | Guidance on the use of Bioassays in Ecological Risk Assessment |
3107 | Ecdyonurus torrentis |
3108 | HIDDEN-DP-KBerg-001.tif |
3109 | Zygnema, |
3110 | Diphyllobothrium plerocercoid LS, |
3111 | Dinobryon suecicum |
3112 | Herbarium Image: Juncus bulbosus |
3113 | Herbarium Image: Apium nodiflorum |
3114 | Diagnostic Drawing: Diatoms freshwater pennales, |
3115 | Herbarium Image: Vulpia bromoides and Aira caryophyllea |
3116 | Diagnostic Drawing: Coccolithophorids, |
3117 | Chlorella, |
3118 | Sapiston River support scheme : test pumping of observation boreholes (92/6/362) |
3119 | Rivers and wetlands : best practice guidelines |
3120 | National Rivers Authority/Po River Basin Authority collaboration programme : (collection of documents) |
3121 | Sources of farm pollution and impact on river quality : interim report (001/6/W) |
3122 | Diagnostic Drawing: Cocolith types, |
3123 | Herbarium Image: Achillea ptarmica |
3124 | New style charging schemes for discharges and abstractions (Note 16) |
3125 | Proposed scheme of abstraction charges 1993-94 |