APIS Bibliography

Title	Authors	Year
Changes in species composition of semi-natural vegetation associated with the increase in atmospheric inputs of nitrogen	Pitcairn, C…	1991
Critical Load Maps for the United Kingdom I: Soil	UKCLAG,	1991
Zeigerwerte von Pflanzen in Mitteleuropa	Ellenberg,…	1991
Physiological-effects of long-term exposure to low concentrations of SO2 and NH3 on poplar leaves	Hove, L.W.A…	1991
Acid deposition: its nature and impacts	Last, F.T…	1991
Acidic deposition: its nature and impacts	Last, F.T…	1991
Conservation of freshwater fish in the British Isles: the current status and biology of threatened species. Aquatic Conservation	Maitland, P…	1991
Mechansims of adaptions of plants to acid soils	Marschner,…	1991
Single and Interactive Effects of Low Levels of O3, SO2 and NO2 on the Growth and Yield of Spring Rape.	Adaros, G…	1991
Effects of sulphur dioxide on the development of fungal diseases of winter barley in an open-air fumigation system.	Mansfield,…	1991