Title Authors Year
Relationships between atmospheric nitrogen inputs and the vertical nitrogen and phosphorus concentration gradients in the lichen Cladonia portentosa

Hyvdrinen,…

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

Sheppard, L…

1998
Nitrogen deposition in Swiss forests and its possible relevance for leaf nutrient status, parasite attacks and soil acidification

Flückiger,…

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

Pitcairn, C…

1998
Fluoride. In: Recognition of Air Pollutant Injury to Vegetation: A Pictorial Atlas. 2nd Edition

Weinstein,…

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

Chapman, P.…

1998
Environmental Health Criteria 200 Copper

WHO,

 		1998
Effects of ammonia deposition on forests in the Netherlands

Van der…

1998