1276 | Sources : river catchments (issue 1) |
1277 | Achnanthes, |
1278 | Progress Report October 1980- March 1981 |
1279 | Background soil mineral nitrogen contents: SLURRY-NR, Nottinghamshire, 2005 |
1280 | Corer |
1281 | Progress Report June 1987
|
1282 | HIDDEN-TP-PondRamshorn-001.tiff |
1283 | Setodes argentipunctellus larva, |
1284 | Biological environments of larger UK rivers: third progress report
|
1285 | HIDDEN-EN-ShelteredShore-001.tiff |
1286 | HIDDEN-NH-Snail_72-001 |
1287 | Setodes argentipunctellus larva, |
1288 | Setodes argentipunctellus larva, |
1289 | HIDDEN-TA-DytiscusLarva-001.tiff |
1290 | Annual N2O measurements and associated data: AC0116, County Down, 2011 |
1291 | Notonecta glauca |
1292 | Disturbing the season's due: plankton periodicity in Grassmere, 1987 |
1293 | The Evaluation of Acoustic Doppler Current Profiler Equipment |
1294 | Progress Report June 1999 |
1295 | Diagnostic Drawing: Siphonocladales, |
1296 | Annual N2O measurements and associated data: AC0101, Cambridgeshire, 2007 |
1297 | Annual N2O measurements and associated data: OPTI-N, Cheshire, 2004 |
1298 | Nitrates in surface water, inputs and seasonality
|
1299 | Background soil mineral nitrogen: AC0101, Devon, 2007 |
1300 | Weather data: AC0116, Bedfordshire, 2011 |