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
The impact of land use on N2O emissions from watersheds draining into the Northeastern Atlantic Ocean and European Seas

Kroeze, C…

1998
National Recommended Water Quality Criteria

EPA, US

 		1998
Assessment of atmospheric heavy metals by moss monitoring with Isothecium stoloniferum Brid. in the Fraser Valley, B.C., Canada

Pott, U ;…

1998
Effects of N additions on the stress sensitivity of Calluna vulgaris.

Poser, S.A…

1998
The effects of air-borne nitrogen pollutants on species diversity in natural and semi-natural European vegetation

Bobbink, R…

1998
UNECE Critical Levels Workshop Proceedings

Guderian, R…

1998
Ammonia: emission, atmospheric transport and deposition

Asman, W.A.…

1998
Modelling the spatial distribution of ammonia emissions in the UK

Dragosits,…

1998