Title Authors Year
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
Effects of simulated N deposition on understorey vegetation of a boreal coniferous forest.

Nordin, A…

1998
Ammonia: emission, atmospheric transport and deposition

Asman, W.A.…

1998
Impacts of nitrogen on Sphagnum dominated bogs with emphasis on critical load assessment

Risager, M…

1998
Assessment of Cd, Pb and Zn contamination in roadside soils and grasses from Gipuzkoa (Spain)

Garcia, R…

1998
A review of boron effects in the environment

Howe, P. D…

1998
Boron, zinc iron and managanese content in four grassland species

Adarve, M.…

1998
Environmental Health Criteria 200 Copper

WHO,

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

Hyvdrinen,…

1998