Title Authors Year
Relationships between atmospheric nitrogen inputs and the vertical nitrogen and phosphorus concentration gradients in the lichen Cladonia portentosa

Hyvdrinen,…

1998
Ecosystem research and the European Union policy needs

Lawton, (…

1998
Discriminant analysis of the terrestrial and aquatic habitat determinants of the smooth newt (Triturus vulgaris) and the common frog (Rana temporaria) in Ireland

Marnell, F…

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 experimental acidification, nitrogen addition and liming on ground vegetation in a mature stand of Norway spruce (Picea abies (L.) Karst.) in SE Sweden

Hallbdcken…

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
Differential effects of ammonium nitrate on three heathland species

De Graaf, M…

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

Dobben, H.F…

1998