APIS Bibliography

Title	Authors	Year
Effects of atmospheric ammonia and ammonium sulphate on vesicular-arbuscular mycorrhizal colonisation in three heathland species	Heijine, B…	1994
Pool-and-Hummock Patterning in a Southern Pennine Blanket Mire .2. The Formation and Erosion of the Pool System.	Tallis, J.H…	1994
Causal mechanisms by which sulphate, nitrate and acidity influence frost hardiness in red spruce: review and hypothesis.	Sheppard, L…	1994
Transboundary Air Pollution	Effects,…	1994
Does nitrogen supply limit the growth of Antarctic lichens?	Crittenden…	1994
Scotland's soils: Research issues in developing a soil sustainability strategy	Billett, M.…	1994
Effects of atmospheric ammonia on vegetation - a review	Fangmeir, A…	1994
Monitoring Danish raised bogs	Aaby, B.…	1994
An experimental investigation into the effects of atmospheric nitrogen deposition on two semi-natural grasslands	Morecroft,…	1994
The effects of excess nitrogen deposition on young Norway spruce trees. Part I: the soil	Wilson, E.J…	1994