Title Authors Year
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
Early effects of acid mist on Sitka spruce planted on acid peat.

Sheppard, L…

1998
Sensitive bioassays for risk assessment of contaminated soils

Vaughan, G…

1998
Water and solute fluxes in dry coastal dune grasslands. The effects of grazing and increased nitrogen deposition

Harkel, M.J…

1998
Nitrogen deposition and ectomycorhizas

Wallenda, T…

1998
Workshop on critical limits and effects based approaches for heavy metals and persistent organic pollutants

Pollution,…

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
River Quality in Northern Ireland 1995

Service,…

1998