3501 | Manure application dates: SLURRY-NR, Devon, 2004 |
3502 | Enhancement of spring salmon- Proceedings of a one-day conference held in the Rooms of the Linnean Society of London |
3503 | Fylde aquifer/Wyre catchment water resources study : final report. August 1997 |
3504 | Angle : summer 2004 |
3505 | The River Test |
3506 | Guidance on the use of Bioassays in Ecological Risk Assessment |
3507 | Ecdyonurus torrentis |
3508 | HIDDEN-DP-KBerg-001.tif |
3509 | Zygnema, |
3510 | Diphyllobothrium plerocercoid LS, |
3511 | Dinobryon suecicum |
3512 | Herbarium Image: Juncus bulbosus |
3513 | Herbarium Image: Apium nodiflorum |
3514 | Diagnostic Drawing: Diatoms freshwater pennales, |
3515 | Herbarium Image: Vulpia bromoides and Aira caryophyllea |
3516 | Adur and Ouse catchment abstraction management strategy : final strategy |
3517 | Diagnostic Drawing: Coccolithophorids, |
3518 | LOIS : proceedings of a Humber seminar : 17 May 2001 |
3519 | Blue-green algal monitoring 1995-1997 |
3520 | Chlorella, |
3521 | Sapiston River support scheme : test pumping of observation boreholes (92/6/362) |
3522 | NRA research and development programme - 1995/96 : schedule of on-going projects and proposed new starts |
3523 | Rivers and wetlands : best practice guidelines |
3524 | Annual N2O measurements and associated data: AC0213, Northumberland, 2012 |
3525 | National Rivers Authority/Po River Basin Authority collaboration programme : (collection of documents) |