APIS Bibliography

Title	Authors	Year
Direct damage to vegetation caused by acid rain and polluted cloud: definition of critical levels for forest trees.	Cape, J.N…	1993
The Effect of pH on Feeding-Behaviour in Newt Larvae (Triturus, Amphibia).	Griffiths,…	1993
The exchange of ammonia between the atmosphere and plant communities.	Sutton, M.A…	1993
The effects of dust on vegetation - a review	Farmer, A.M…	1993
North Sea quality status report 1993	OSPARCOM,…	1993
Examining the Cr uptake of ryegrass from inorganic compounds and sewage sludge in pot experiements	Loch, J ;…	1993
Atmospheric deposition of sulphur and nitrogen in heathland ecosystems.	Bobbink, R…	1993
Observations on the changes in nitrate concentrations in seven upland moorland catchments in north eastern Scotland	Black, K.E…	1993
The Deposition of Atmospheric Ammonia and Its Effects on Plants	Pearson, J…	1993
Nitrogen and phosphorus concentrations and N:P ratios in Norwegian lakes. Perspective on nutrient limitation	Faafeng, B…	1993