APIS Bibliography

Title	Authors	Year
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
Proceedings of the 2nd workshop on sources of variation in ecotoxicological tests with Daphnia magna	Van der…	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
Conservation of freshwater fish in the British Isles: the current status and biology of threatened species. Aquatic Conservation	Maitland, P…	1991
Single and Interactive Effects of Low Levels of O3, SO2 and NO2 on the Growth and Yield of Spring Rape.	Adaros, G…	1991
Acid rain since 1985 - times are changing	Brydges, T.…	1991
Effects of sulphur dioxide on the development of fungal diseases of winter barley in an open-air fumigation system.	Mansfield,…	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