Title Authors Year
Impacts of nitrogen on Sphagnum dominated bogs with emphasis on critical load assessment

Risager, M…

1998
Effects of grass-encroachment on vegetation and soil in Dutch dry dune grasslands

Veer, M.A.C…

1998
Environmental effects of ozone depletion: 1998 assessment

UNEP,

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

Adarve, M.…

1998
Studies on the egg quality of the Great Tit (Parus major) in relation to soil-condition.

Weimer, V…

1998
Nutrient disturbance through manganese accumulation in Douglas fir

Kaus, A ;…

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

Burkhardt,…

1998
Natural abundance of 15N in forests across a nitrogen deposition gradient

Emmett, B.A…

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

Fowler, D…

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

Ormerod, S.…

1998