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
National Recommended Water Quality Criteria

EPA, US

 		1998
Fluoride. In: Recognition of Air Pollutant Injury to Vegetation: A Pictorial Atlas. 2nd Edition

Weinstein,…

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
Modelling the spatial distribution of ammonia emissions in the UK

Dragosits,…

1998
Effects of simulated N deposition on understorey vegetation of a boreal coniferous forest.

Nordin, A…

1998
Denitrification and nitrous oxide concentration in the Humber Estuary, UK, and Adjacent Coastal zones

Barnes, J…

1998
Environmental Health Criteria 200 Copper

WHO,

 		1998