Title Authors Year
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
River Quality in Northern Ireland 1995

Service,…

1998
Sulphur isotopic investigation of a polluted raised bog and the uptake of pollutant sulphur by Sphagnum

Thompson, A…

1998
Time-space analyses of the British lichen flora, with particular reference to air quality surveys

Seaward, M.…

1998
Impacts and fate of experimentally enhanced nitrogen deposition on a British lowland heath.

Power, S.;…

1998
Dispersion, deposition and impacts of atmospheric ammonia: quantifying local budgets and spatial variability

Sutton, M.A…

1998
A new inventory for ammonia emissions from U.K. agriculture

Pain, B.F…

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