APIS Bibliography

Title	Authors	Year
Physiological effects of long term exposure to low concentrations of SO2 and NH3 on poplar leaves.	Hove, L.W.A…	1991
Mechansims of adaptions of plants to acid soils	Marschner,…	1991
Increases in soil acidity in north west Wales between 1957 and 1990	…	1991
Acidic deposition: its nature and impacts	Last, F.T…	1991
Comparisons of 3 Woodland Sites in NW Britain Differing in Richness of the Epiphytic Lobarion-Pulmonariae Community and Levels of Wet Acidic Deposition	Farmer, A.M…	1991
Acid Rain - Critical and Target Load Maps for the United Kingdom	Environment…	1991
Zeigerwerte von Pflanzen in Mitteleuropa	Ellenberg,…	1991
Effects of nitrogen loading on wetland ecosystems, with particular reference to atmospheric deposition	Morris, J.T…	1991
Physiological-effects of long-term exposure to low concentrations of SO2 and NH3 on poplar leaves	Hove, L.W.A…	1991
The Distribution and Breeding Site Characteristics of Newts in Cumbria, England.	Denton, J.S…	1991