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

Van Dobben…

1998
Nutrient disturbance through manganese accumulation in Douglas fir

Kaus, A ;…

1998
Nitrogen and drought effects on ectomycorrhizae of Norway spruce [Picea abries L. (Karst.)].

Nilsen, P…

1998
Iron-manganese interactions among clones of nilegrass

Foy, C. D…

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

Pitcairn, C…

1998
Pollution - Recovery of breeding success in wild birds.

Eeva, T.; E…

1998
National Recommended Water Quality Criteria

EPA, US

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

Sheppard, L…

1998
Assessment of atmospheric heavy metals by moss monitoring with Isothecium stoloniferum Brid. in the Fraser Valley, B.C., Canada

Pott, U ;…

1998
UNECE Critical Levels Workshop Proceedings

Guderian, R…

1998