APIS Bibliography

Title	Authors	Year
Boron, zinc iron and managanese content in four grassland species	Adarve, M.…	1998
Regional mass budgets of oxidized and reduced nitrogen and their relative contribution to the N inputs of sensitive ecosystems	Fowler, D…	1998
Effects of ammonia deposition on forests in the Netherlands	Van der…	1998
Significance of soil properties for content and distribution of cadmium and lead in natural calcareous soils	Sanchez-…	1998
Nutrient disturbance through manganese accumulation in Douglas fir	Kaus, A ;…	1998
Ammonia concentrations at a site in southern Scotland from 2 yr of continuous measurements	Burkhardt,…	1998
Natural abundance of 15N in forests across a nitrogen deposition gradient	Emmett, B.A…	1998
Iron-manganese interactions among clones of nilegrass	Foy, C. D…	1998
Effects of carbon dioxide and nitrogen enrichment on a plantinsect interaction: the quality of Calluna vulgaris as a host for Operophtera brumata	Kerslake, J…	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