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

Van Dobben…

1998
The phytoavailability of cadmium to lettuce in long-term biosolids-amended soils

Brown, S. L…

1998
Natural abundance of 15N in forests across a nitrogen deposition gradient

Emmett, B.A…

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

Flückiger,…

1998
UNECE Critical Levels Workshop Proceedings

Guderian, R…

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

Seaward, M.…

1998