Title Authors Year
Studies on the egg quality of the Great Tit (Parus major) in relation to soil-condition.

Weimer, V…

1998
National Monitoring Programme - Survey of the Quality of UK Coastal Waters

Group,…

1998
Boron, zinc iron and managanese content in four grassland species

Adarve, M.…

1998
Nutrient disturbance through manganese accumulation in Douglas fir

Kaus, A ;…

1998
Effects of experimental acidification and liming on terrestrial invertebrates: implications for calcium availability to vertebrates

Ormerod, S.…

1998
Ammonia concentrations at a site in southern Scotland from 2 yr of continuous measurements

Burkhardt,…

1998
Nitrogen and drought effects on ectomycorrhizae of Norway spruce [Picea abries L. (Karst.)].

Nilsen, P…

1998
Regional mass budgets of oxidized and reduced nitrogen and their relative contribution to the N inputs of sensitive ecosystems

Fowler, D…

1998
National Recommended Water Quality Criteria

EPA, US

 		1998
Ecosystem research and the European Union policy needs

Lawton, (…

1998