APIS Bibliography

Title	Authors	Year
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
Impacts and fate of experimentally enhanced nitrogen deposition on a British lowland heath.	Power, S.;…	1998
Boron, zinc iron and managanese content in four grassland species	Adarve, M.…	1998
Effects of experimental acidification and liming on terrestrial invertebrates: implications for calcium availability to vertebrates	Ormerod, S.…	1998
Relationships between atmospheric nitrogen inputs and the vertical nitrogen and phosphorus concentration gradients in the lichen Cladonia portentosa	Hyvdrinen,…	1998
Significance of soil properties for content and distribution of cadmium and lead in natural calcareous soils	Sanchez-…	1998
Soil nitrous oxide and nitric oxide emissions as indicators of the exceedance of critical loads of atmospheric nitrogen deposition in semi-natural ecosystems	Skiba, U.;…	1998
Ecosystem research and the European Union policy needs	Lawton, (…	1998