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
Unintentional experiments with terrestrial ecosystems: ecological effects of sulphur and nitrogen pollutants

Lee, J.A.…

1998
Iron-manganese interactions among clones of nilegrass

Foy, C. D…

1998
National Recommended Water Quality Criteria

EPA, US

 		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
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
Modelling the spatial distribution of ammonia emissions in the UK

Dragosits,…

1998
Differential effects of ammonium nitrate on three heathland species

De Graaf, M…

1998