APIS Bibliography

Title	Authors	Year
Decline of ectomycorrhizal fungi in Europe.	Arnolds, E…	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
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
Zeigerwerte von Pflanzen in Mitteleuropa	Ellenberg,…	1991
Air pollution and agriculture	Ashmore, M.…	1991
Nitrogen Uptake and Allocation by Calluna-Vulgaris (L) Hull and Deschampsia-Flexuosa (L) Trin Exposed to 15NH3	Dueck, T.A…	1991
Physiological effects of long term exposure to low concentrations of SO2 and NH3 on poplar leaves.	Hove, L.W.A…	1991
Conservation of freshwater fish in the British Isles: the current status and biology of threatened species. Aquatic Conservation	Maitland, P…	1991