APIS Bibliography

Title	Authors	Year
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
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
The effects of dust on vegetation - a review	Farmer, A.M…	1993
A new potential air-quality criterion derived from vertical flux densitites of ozone and from plant response	Grunhage, L…	1993
Atmospheric deposition of sulphur and nitrogen in heathland ecosystems.	Bobbink, R…	1993
Examining the Cr uptake of ryegrass from inorganic compounds and sewage sludge in pot experiements	Loch, J ;…	1993
A survey of the health of Fagus sylvatica in southern Britain.	Ling, K.A…	1993
Observations on the changes in nitrate concentrations in seven upland moorland catchments in north eastern Scotland	Black, K.E…	1993