APIS Bibliography

Title	Authors	Year
Concurrent exposure to SO2 and/or NO2 alters groweth and Yield responses of wheat and barley to low concentrations of O3.	Adaros, G…	1991
Forestry and soil protection in the UK	Moffatt, A.…	1991
Physiological effects of long term exposure to low concentrations of SO2 and NH3 on poplar leaves.	Hove, L.W.A…	1991
Increases in soil acidity in north west Wales between 1957 and 1990	…	1991
Acid rain since 1985 - times are changing	Brydges, T.…	1991
Nitrate in soil water	Westling, O…	1991
Changes in species composition of semi-natural vegetation associated with the increase in atmospheric inputs of nitrogen	Pitcairn, C…	1991
A Field-Study of Fertilization and Embryonic Development in the Common Frog (Rana-Temporaria) with Particular Reference to Acidity and Temperature	Beattie, R.…	1991
The mechanisms of arsenate tolerance in Deschampsia cespitosa (L.) Beauv. and Agrostis capillaris L. Adaptation of the arsenate uptake system	Meharg, A.…	1991
The effects of acid deposition on nature conservation in Great Britain	Ormerod, S.…	1991