APIS Bibliography

Title	Authors	Year
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
Effects of experimental acidification and liming on terrestrial invertebrates: implications for calcium availability to vertebrates	Ormerod, S.…	1998
Potential NH4+ & NO3- uptake in seven Sphagnum species	Jauhiainen…	1998
Iron-manganese interactions among clones of nilegrass	Foy, C. D…	1998
Nitrogen deposition in Swiss forests and its possible relevance for leaf nutrient status, parasite attacks and soil acidification	Flückiger,…	1998
Ecosystem research and the European Union policy needs	Lawton, (…	1998
Proposed Environmental Quality Standards for Cobalt in Water	Grimwood, M…	1998
The role of different arbuscular mycorrhizal fungi in the growth of Calamagrostis villosa and Deschampsia flexuosa, in experiments with simulated acid rain	Vosatka, M…	1998
UNECE Critical Levels Workshop Proceedings	Guderian, R…	1998