| 3451 | Herbarium Image: Lobelia dortmanna |
|---|
| 3452 | Dartmouth flood plan : public information leaflet |
|---|
| 3453 | River Lim catchment river water quality classification 1991 |
|---|
| 3454 | River Plym catchment river water quality classification 1991 |
|---|
| 3455 | Quantification of the relationship between effluent quality and biological quality : interim report for stage 1 |
|---|
| 3456 | The environment and water resources projects. Volume 1 guidelines for the scoping and environmental assessment of water resources projects |
|---|
| 3457 | Revenue budget 1992/93 : summary |
|---|
| 3458 | Herbarium Image: Juncus bulbosus |
|---|
| 3459 | 1993/94 corporate plan and forward look to 1996/97 |
|---|
| 3460 | The faunal richness of headwater streams. Stage 3 : impact of agricultural activities. Volume 2 : appendices (Note 392) |
|---|
| 3461 | Economics of water resource management : draft final report. September 1992. Vol 2 : Technical report |
|---|
| 3462 | 1995 environmental report : NRA internal environmental policy |
|---|
| 3463 | MCERTS for continuous water monitoring equipment (leaflet) |
|---|
| 3464 | Discharge control and monitoring by biological techniques |
|---|
| 3465 | River Gannel catchment river water quality classification 1990 |
|---|
| 3466 | Background soil mineral nitrogen: AC0213, Cambridgeshire, 2012 |
|---|
| 3467 | Irish Sea nutrients survey |
|---|
| 3468 | Herbarium Image: Trillium grandiflorum |
|---|
| 3469 | Herbarium Image: Potamogeton gramineus |
|---|
| 3470 | 1994/95 corporate plan : submission by Southern region : our forward look for 1994/95 - 1995/96 |
|---|
| 3471 | River Taw : habitat rehabilitation 1992 |
|---|
| 3472 | Sialis lutaria and Sialis fuliginosa, |
|---|
| 3473 | Triaenodes bicolor larva, |
|---|
| 3474 | National Rivers Authority Thames Region fact files |
|---|
| 3475 | Flood directory Kent |
|---|
