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

Risager, M…

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

Emmett, B.A…

1998
Potential NH4+ & NO3- uptake in seven Sphagnum species

Jauhiainen…

1998
Unintentional experiments with terrestrial ecosystems: ecological effects of sulphur and nitrogen pollutants

Lee, J.A.…

1998
Nitrogen deposition in Swiss forests and its possible relevance for leaf nutrient status, parasite attacks and soil acidification

Flückiger,…

1998
Proposed Environmental Quality Standards for Cobalt in Water

Grimwood, M…

1998