2251 | Herbarium Image: Filipendula ulmaria |
2252 | Dinobryon bavaricum |
2253 | Paraleptophlebia tumida |
2254 | Cilate, |
2255 | Catches of Brown Trout in the River Don - Preliminary analysis of Angler's Returns |
2256 | Decommissioning redundant boreholes and wells |
2257 | River Foss flood alleviation scheme |
2258 | Demands and resources of water undertakers in England and Wales : preliminary report under Section 143(2)(a) Water Act 1989 |
2259 | Herbarium Image: Circaea x intermedia |
2260 | Hydra, |
2261 | Micrasterias, |
2262 | Herbarium Image: Festuca arundinacea |
2263 | Herbarium Image: Eupatorium cannabinum |
2264 | Spirogyra group, |
2265 | Herbarium Image: Helictotrichon pubescens |
2266 | Phacus, |
2267 | Herbarium Image: Undetermined |
2268 | Herbarium Image: Potamogeton x angustifolius |
2269 | Scenedesmus, |
2270 | Oscillatoria (Planktothrix), |
2271 | Herbarium Image: Pinguicula lusitanica |
2272 | River Exe catchment management plan : action plan (1996) |
2273 | Herbarium Image: Chara aculeolata |
2274 | Herbarium Image: Huperzia selago |
2275 | The River Cam catchment management plan : annual monitoring report |