| 1526 | Quarterly review : Southern region 1990/91 |
|---|
| 1527 | Chrysochromulina parva |
|---|
| 1528 | The evaluation of Grant/YSU 3800 water quality monitor |
|---|
| 1529 | Thames environment design handbook |
|---|
| 1530 | River Tavy catchment river water quality classification 1990 |
|---|
| 1531 | Herbarium Image: Tolypella nidifica |
|---|
| 1532 | River Tamar catchment management plan : draft consultation report : 1st draft internal consultation, Cornwall area catchment planning |
|---|
| 1533 | Herbarium Image: Baldellia ranunculoides |
|---|
| 1534 | River Camel : catchment action plan |
|---|
| 1535 | Development and testing of suspended solids algorithms : case study 2 |
|---|
| 1536 | Ceraclea dissimilis larva, |
|---|
| 1537 | Freshwater Tamar catchment management plan : first annual review : April 1996 to March 1997 |
|---|
| 1538 | A report on the 1992 strategic stock assessment survey of the upper Dewent catchment and the River Marron with particular reference to salmonids |
|---|
| 1539 | Pond Survey 1996. Stage 1 - Scoping Study |
|---|
| 1540 | Herbarium Image: Saxifraga oppositifolia |
|---|
| 1541 | Regional plan : Southern region 1993/94 |
|---|
| 1542 | Bacterial quality of the bathing waters at Seaton, Cornwall, and of the River Seaton |
|---|
| 1543 | Best Available Techniques For The Control Of Pollution In Inorganic Chemical Processes - Appendix |
|---|
| 1544 | Chlamydomonas, |
|---|
| 1545 | Dendrocoelum lacteum, |
|---|
| 1546 | North Wessex Gauging Stations Pooling Group review : main report |
|---|
| 1547 | Biodiversity and habitat regulations |
|---|
| 1548 | HIDDEN-DP-SamplinginWindermere-001.tif |
|---|
| 1549 | Chew Magna : reducing the risk of flooding |
|---|
| 1550 | Revenue budget 1991/92 : summary |
|---|
