| 3451 | Adur and Ouse catchment abstraction management strategy : final strategy |
|---|
| 3452 | Diagnostic Drawing: Coccolithophorids, |
|---|
| 3453 | LOIS : proceedings of a Humber seminar : 17 May 2001 |
|---|
| 3454 | Blue-green algal monitoring 1995-1997 |
|---|
| 3455 | Chlorella, |
|---|
| 3456 | Sapiston River support scheme : test pumping of observation boreholes (92/6/362) |
|---|
| 3457 | NRA research and development programme - 1995/96 : schedule of on-going projects and proposed new starts |
|---|
| 3458 | Rivers and wetlands : best practice guidelines |
|---|
| 3459 | National Rivers Authority/Po River Basin Authority collaboration programme : (collection of documents) |
|---|
| 3460 | Sources of farm pollution and impact on river quality : interim report (001/6/W) |
|---|
| 3461 | Diagnostic Drawing: Cocolith types, |
|---|
| 3462 | Water resources development options : final report. Volume 2 : technical appendices |
|---|
| 3463 | Herbarium Image: Achillea ptarmica |
|---|
| 3464 | New style charging schemes for discharges and abstractions (Note 16) |
|---|
| 3465 | Proposed scheme of abstraction charges 1993-94 |
|---|
| 3466 | Flood risk management in North Wessex area : be prepared for flooding |
|---|
| 3467 | The National Rivers Authority employee attitude survey : summary |
|---|
| 3468 | The Use of a Hydroacoustic Counter for Assessing Salmon Stocks |
|---|
| 3469 | Factors affecting natural smolt production |
|---|
| 3470 | The disposal of sheep dip waste (R and D Report 11) : effects on water quality |
|---|
| 3471 | Dugesia tigrina, |
|---|
| 3472 | Herbarium Image: Potamogeton berchtoldii |
|---|
| 3473 | Diagnostic Drawing: Chaetophora and related genera, |
|---|
| 3474 | Geochemical process modelling : progress report for the period Jan - March 1993 (0295/11/A) |
|---|
| 3475 | Restoration of riverine fisheries habitats - progress report for period October 1991 - March 1992 |
|---|
