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 and fate of experimentally enhanced nitrogen deposition on a British lowland heath.

Power, S.;…

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

Group,…

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

Weimer, V…

1998
Effects of atmospheric NH3 on epiphytic lichens in the Netherlands: the pitfalls of biological monitoring.

Van Dobben…

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

Nilsen, P…

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

Jauhiainen…

1998
National Recommended Water Quality Criteria

EPA, US

 		1998
Early effects of acid mist on Sitka spruce planted on acid peat.

Sheppard, L…

1998