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An outline balance sheet for water, Na, K, Ca, P and N was constructed for a stream catchment of 83 ha. The catchment surface comprised 11-20% eroding...
Read moreThere have been air pollution problems in Britain for several centuries. The nature of such problems has changed: intense local smoke pollution has be...
Read moreConnectivity plays a key role in biodiversity conservation as it sustains ecological processes, such as migrations, important for the maintenance of p...
Read moreShallow lakes are important components of the biosphere, but they are also highly vulnerable to damage from human activities in their catchments, such...
Read moreThe input and output of water, Na, K, Ca, P and N were measured over a 14 month period in a 45 m2 watercress bed containing 6927 kg of a soil/gravel m...
Read moreCauses of seedling mortality in D. fusca were investigated, and the flooding tolerance of seedlings was examined in field and glasshouse experiments i...
Read moreThe EU 'Nitrates Directive' (Directive 91/676/EEC) and the WFD (Water Framework Directive 2000/60/EEC) introduced a series of measures designed to red...
Read moreThe population dynamics of B. globosus were studied at 5 river sites in the Zimbabwe highveld for between 4 and 28 months. Adult snail abundance, recr...
Read moreLeaching of fertilizers into streams was studied in several forested catchments. In Braes of Angus Forest, fertilized catchments were compared with un...
Read moreThe European noble crayfish Astacus astacus is threatened by crayfish plague caused by the oomycete Aphanomyces astaci, which is spread by the invasiv...
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