6376 | Herbarium Image: Luzula pilosa |
6377 | Herbarium Image: Tofieldia pusilla |
6378 | Herbarium Image: Luzula spicata |
6379 | Herbarium Image: Tofieldia pusilla |
6380 | Herbarium Image: Carex bigelowii |
6381 | Herbarium Image: Carex arenaria |
6382 | Herbarium Image: Elodea sp. |
6383 | Herbarium Image: Carex aquatilis |
6384 | Herbarium Image: Persicaria amphibia |
6385 | Herbarium Image: Persicaria amphibia |
6386 | Herbarium Image: Persicaria hydropiper |
6387 | Herbarium Image: Eleocharis palustris |
6388 | Herbarium Image: Persicaria amphibia |
6389 | Herbarium Image: Schoenoplectus lacustris |
6390 | Herbarium Image: Schoenoplectus tabernaemontani |
6391 | Best Management Practices to Reduce Diffuse Pollution from Agriculture |
6392 | A report on the use of pesticides at two Hampshire watercress farms |
6393 | A field guide to the British seaweeds : as required for assistance in the classification of water bodies under the Water Framework Directive |
6394 | Radiation Experiments on Aquatic Organisms |
6395 | Impact Of Conifer Harvesting And Replanting On Upland Water Quality |
6396 | Porth, Gluvian and Menalhyl catchment river water quality classification 1990 |
6397 | River Cober catchment river water quality classification 1991 |
6398 | River Fal catchment river water quality classification 1990 |
6399 | Fact sheet for the RBCA tool kit for chemical releases |
6400 | River Fal catchment river water quality classification 1991 |