Title Authors Year
Effects of atmospheric NH3 on epiphytic lichens in the Netherlands: the pitfalls of biological monitoring.

Van Dobben…

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

Burkhardt,…

1998
Significance of soil properties for content and distribution of cadmium and lead in natural calcareous soils

Sanchez-…

1998
Peroxyacetyl nitrates (PAN) and other minor pollutants

Temple, P.J…

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

Lee, J.A.…

1998
Soil nitrous oxide and nitric oxide emissions as indicators of the exceedance of critical loads of atmospheric nitrogen deposition in semi-natural ecosystems

Skiba, U.;…

1998
The relationship between nitrogen deposition, species composition and foliar nitrogen concentrations in woodland flora in the vicinity of livestock farms.

Pitcairn, C…

1998
Early effects of acid mist on Sitka spruce planted on acid peat.

Sheppard, L…

1998
National Recommended Water Quality Criteria

EPA, US

 		1998
The nitrogen content of upland rivers in Britain: the significance of organic N

Chapman, P.…

1998