| 3526 | Herbarium Image: Vulpia bromoides and Aira caryophyllea |
|---|
| 3527 | Adur and Ouse catchment abstraction management strategy : final strategy |
|---|
| 3528 | Diagnostic Drawing: Coccolithophorids, |
|---|
| 3529 | LOIS : proceedings of a Humber seminar : 17 May 2001 |
|---|
| 3530 | Blue-green algal monitoring 1995-1997 |
|---|
| 3531 | Chlorella, |
|---|
| 3532 | Sapiston River support scheme : test pumping of observation boreholes (92/6/362) |
|---|
| 3533 | NRA research and development programme - 1995/96 : schedule of on-going projects and proposed new starts |
|---|
| 3534 | Rivers and wetlands : best practice guidelines |
|---|
| 3535 | Annual N2O measurements and associated data: AC0213, Northumberland, 2012 |
|---|
| 3536 | National Rivers Authority/Po River Basin Authority collaboration programme : (collection of documents) |
|---|
| 3537 | The Ribble fisheries management plan : a consultation document produced by the National Rivers Authority |
|---|
| 3538 | Sources of farm pollution and impact on river quality : interim report (001/6/W) |
|---|
| 3539 | Diagnostic Drawing: Cocolith types, |
|---|
| 3540 | Water resources development options : final report. Volume 2 : technical appendices |
|---|
| 3541 | Herbarium Image: Achillea ptarmica |
|---|
| 3542 | New style charging schemes for discharges and abstractions (Note 16) |
|---|
| 3543 | Proposed scheme of abstraction charges 1993-94 |
|---|
| 3544 | Flood risk management in North Wessex area : be prepared for flooding |
|---|
| 3545 | The National Rivers Authority employee attitude survey : summary |
|---|
| 3546 | Factors affecting natural smolt production |
|---|
| 3547 | The disposal of sheep dip waste (R and D Report 11) : effects on water quality |
|---|
| 3548 | Dugesia tigrina, |
|---|
| 3549 | Herbarium Image: Potamogeton berchtoldii |
|---|
| 3550 | Diagnostic Drawing: Chaetophora and related genera, |
|---|
