Title Authors Year
Time-space analyses of the British lichen flora, with particular reference to air quality surveys

Seaward, M.…

1998
Effects of grass-encroachment on vegetation and soil in Dutch dry dune grasslands

Veer, M.A.C…

1998
Environmental effects of ozone depletion: 1998 assessment

UNEP,

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

Risager, M…

1998
Studies on the egg quality of the Great Tit (Parus major) in relation to soil-condition.

Weimer, V…

1998
Natural abundance of 15N in forests across a nitrogen deposition gradient

Emmett, B.A…

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

Van Dobben…

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

Hyvdrinen,…

1998
Ammonia concentrations at a site in southern Scotland from 2 yr of continuous measurements

Burkhardt,…

1998
Unintentional experiments with terrestrial ecosystems: ecological effects of sulphur and nitrogen pollutants

Lee, J.A.…

1998