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

Nilsen, P…

1998
Relationships between atmospheric nitrogen inputs and the vertical nitrogen and phosphorus concentration gradients in the lichen Cladonia portentosa

Hyvdrinen,…

1998
Significance of soil properties for content and distribution of cadmium and lead in natural calcareous soils

Sanchez-…

1998
Soil nitrous oxide and nitric oxide emissions as indicators of the exceedance of critical loads of atmospheric nitrogen deposition in semi-natural ecosystems

Skiba, U.;…

1998
Effects of carbon dioxide and nitrogen enrichment on a plantinsect interaction: the quality of Calluna vulgaris as a host for Operophtera brumata

Kerslake, J…

1998
Iron-manganese interactions among clones of nilegrass

Foy, C. D…

1998
The role of different arbuscular mycorrhizal fungi in the growth of Calamagrostis villosa and Deschampsia flexuosa, in experiments with simulated acid rain

Vosatka, M…

1998
National Recommended Water Quality Criteria

EPA, US

 		1998
UNECE Critical Levels Workshop Proceedings

Guderian, R…

1998
Ecological effects of atmospheric reactive N deposition on semi-natural terrestrial ecosystems.

Lee, J.A.;…

1998