APIS Bibliography

Title	Authors	Year
Relationships between atmospheric nitrogen inputs and the vertical nitrogen and phosphorus concentration gradients in the lichen Cladonia portentosa	Hyvdrinen,…	1998
Natural abundance of 15N in forests across a nitrogen deposition gradient	Emmett, B.A…	1998
Unintentional experiments with terrestrial ecosystems: ecological effects of sulphur and nitrogen pollutants	Lee, J.A.…	1998
Nitrogen deposition in Swiss forests and its possible relevance for leaf nutrient status, parasite attacks and soil acidification	Flückiger,…	1998
The relationship between nitrogen deposition, species composition and foliar nitrogen concentrations in woodland flora in the vicinity of livestock farms.	Pitcairn, C…	1998
Effects of N additions on the stress sensitivity of Calluna vulgaris.	Poser, S.A…	1998
Assessment of atmospheric heavy metals by moss monitoring with Isothecium stoloniferum Brid. in the Fraser Valley, B.C., Canada	Pott, U ;…	1998
The nitrogen content of upland rivers in Britain: the significance of organic N	Chapman, P.…	1998
Sensitive bioassays for risk assessment of contaminated soils	Vaughan, G…	1998
Ammonia: emission, atmospheric transport and deposition	Asman, W.A.…	1998