APIS Bibliography

Title	Authors	Year
Ammonia concentrations at a site in southern Scotland from 2 yr of continuous measurements	Burkhardt,…	1998
Relationships between atmospheric nitrogen inputs and the vertical nitrogen and phosphorus concentration gradients in the lichen Cladonia portentosa	Hyvdrinen,…	1998
Unintentional experiments with terrestrial ecosystems: ecological effects of sulphur and nitrogen pollutants	Lee, J.A.…	1998
Some effects of acid rain on the mobilisation of elements from bird eggs.	Pyatt, F.B…	1998
Early effects of acid mist on Sitka spruce planted on acid peat.	Sheppard, L…	1998
The effect of air pollution from nitrogen dioxide (NO2) on epiphytic lichens in Seville, Spain.	Funetes, J.…	1998
Nitrogen deposition and ectomycorhizas	Wallenda, T…	1998
Time-space analyses of the British lichen flora, with particular reference to air quality surveys	Seaward, M.…	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