1851 | Water resource planning : strategic options : preliminary report : May 1991 |
1852 | Field validation of algal toxin test kit : progress report for period February 1992 - April 1992 |
1853 | Modelling of algal blooms - third interim report |
1854 | Chrysidiastrum catenatum |
1855 | Priority and other specific polluting substances and the Water Framework Directive |
1856 | Herbarium Image: Hypericum elodes |
1857 | Investigation to determine the cause of the long-term BOD failure at Higher Weaver routine monitoring site (70532960) for 1995 and 1997 |
1858 | Ceratium, |
1859 | Crepidostomum farionis, |
1860 | Coombe Valley Stream RE non-compliance (BOD) wet weather sampling : final report |
1861 | Pesticides 1998 : a summary of monitoring of the aquatic environment in England and Wales |
1862 | Geminella, |
1863 | Cladophora, |
1864 | Regional Flood Defence Committee technical visit to Bremen 22-24 May 1995 |
1865 | Bicosoeca spp. |
1866 | Oedogonium, |
1867 | Heptagenia sulphurea |
1868 | Herbarium Image: Oxalis stricta |
1869 | Microcystis, |
1870 | Herbarium Image: Mimulus luteus |
1871 | Ophiocytium, |
1872 | Protective coating of structures against corrosion |
1873 | Herbarium Image: Ruppia maritima |
1874 | Rhizosiphon |
1875 | Phaeodermatium, |