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