APIS Bibliography

Title	Authors	Year
Nitrogen and phosphorus concentrations and N:P ratios in Norwegian lakes. Perspective on nutrient limitation	Faafeng, B…	1993
Distribution and decline of endangered herbaceous heathland species in relation to the chemical composition of the soil	Houdijk, A.…	1993
Chromium toxicity in Salvia scarea I Effects of hexavalent chromium on seed germination and seedline development	Corraddi, M…	1993
The exchange of ammonia between the atmosphere and plant communities.	Sutton, M.A…	1993
The Effect of pH on Feeding-Behaviour in Newt Larvae (Triturus, Amphibia).	Griffiths,…	1993
Effect of acid rain on pine needles as food for capercaillie in winter	Spidsx, T.K…	1993
The effects of dust on vegetation - a review	Farmer, A.M…	1993
Stratospheric Aerosol Optical Depths, 1850-1990.	Sato, M. ;…	1993
Terrestrial SSSIs at risk from acidification in Scotland	Ross, A.…	1993
Direct damage to vegetation caused by acid rain and polluted cloud: definition of critical levels for forest trees.	Cape, J.N…	1993