APIS Bibliography

Title	Authors	Year
The effect of external stress and disturbance factors on Calluna dominated heathland vegetation.	Berdowski,…	1993
Nitrogen and phosphorus concentrations and N:P ratios in Norwegian lakes. Perspective on nutrient limitation	Faafeng, B…	1993
Direct damage to vegetation caused by acid rain and polluted cloud: definition of critical levels for forest trees.	Cape, J.N…	1993
Impacts of sulphur and nitrogen deposition on sites and species of nature conservation importance in Great Britain	Woodin, S.J…	1993
Estimating the relative contribution of SOx, NOx and NHx inputs to effects of atmospheric deposition	Sutton, M.A…	1993
Insects and Pollution	Helivvaara…	1993
The Deposition of Atmospheric Ammonia and Its Effects on Plants	Pearson, J…	1993
The influence of nitrogen fertilization on ectomycorrhizas and their fungal corpophores in young stands of Pinus sylvestris	…	1993
Critical Loads: Concepts and Applications	Harriman, R…	1993
Chromium toxicity in Salvia scarea I Effects of hexavalent chromium on seed germination and seedline development	Corraddi, M…	1993