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

Nilsen, P…

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

Ormerod, S.…

1998
Air pollution fades the plumage of the Great Tit

Eeva, T.; E…

1998
Assessment of the exposure and loads of acidifying and eutrophying pollutants and ozone, as well as their harmful influence on the vitality of the trees and the speulder forest ecosystem as a whole.

Erisman, J.…

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

Jauhiainen…

1998
National Recommended Water Quality Criteria

EPA, US

 		1998
Ecosystem research and the European Union policy needs

Lawton, (…

1998
The relationship between nitrogen deposition, species composition and foliar nitrogen concentrations in woodland flora in the vicinity of livestock farms.

Pitcairn, C…

1998
Proposed Environmental Quality Standards for Cobalt in Water

Grimwood, M…

1998
UNECE Critical Levels Workshop Proceedings

Guderian, R…

1998