APIS Bibliography

Title	Authors	Year
Zeigerwerte von Pflanzen in Mitteleuropa	Ellenberg,…	1991
Influence of HN3 and (HN4)2 SO4 on heathland vegetation	Van der…	1991
Nitrogen Uptake and Allocation by Calluna-Vulgaris (L) Hull and Deschampsia-Flexuosa (L) Trin Exposed to 15NH3	Dueck, T.A…	1991
Forestry and soil protection in the UK	Moffatt, A.…	1991
Conservation of freshwater fish in the British Isles: the current status and biology of threatened species. Aquatic Conservation	Maitland, P…	1991
Increases in soil acidity in north west Wales between 1957 and 1990	…	1991
Physiological effects of long term exposure to low concentrations of SO2 and NH3 on poplar leaves.	Hove, L.W.A…	1991
Single and Interactive Effects of Low Levels of O3, SO2 and NO2 on the Growth and Yield of Spring Rape.	Adaros, G…	1991
Critical Load Maps for the United Kingdom I: Soil	UKCLAG,	1991
The mechanisms of arsenate tolerance in Deschampsia cespitosa (L.) Beauv. and Agrostis capillaris L. Adaptation of the arsenate uptake system	Meharg, A.…	1991