APIS Bibliography

Title	Authors	Year
Effects of acidic gases and mists on the reproductive capability of 3 fern species	Lawrence, P…	1993
Terrestrial SSSIs at risk from soil acidification in Wales	Sketch, C.A…	1993
Dissolved inorganic nitrogen budget for a forested catchment at Beddgelert, North Wales	Stevens, P.…	1993
A new potential air-quality criterion derived from vertical flux densitites of ozone and from plant response	Grunhage, L…	1993
Critical Loads - Concepts and Applications	Cresser, M.…	1993
Atmospheric deposition of sulphur and nitrogen in heathland ecosystems.	Bobbink, R…	1993
A survey of the health of Fagus sylvatica in southern Britain.	Ling, K.A…	1993
Examining the Cr uptake of ryegrass from inorganic compounds and sewage sludge in pot experiements	Loch, J ;…	1993
The effect of external stress and disturbance factors on Calluna dominated heathland vegetation.	Berdowski,…	1993
Observations on the changes in nitrate concentrations in seven upland moorland catchments in north eastern Scotland	Black, K.E…	1993