APIS Bibliography

Title	Authors	Year
Shoot nitrate reductase activities of field-layer species in different forest types.	Hogborn, L…	1994
Response of blue spruce (Picea pungens) to manganese pollution from MMT	Forget, E…	1994
Regional and historical variation in the nitrogen-content of Racomitrium lanuginosum in Britain In relation to atmospheric nitrogen deposition	Baddeley, J…	1994
Methane Emissions	Williams, A…	1994
Effects of zinc and copper on growth and metal accumulation in duckweed, Lemna minor	Dirilgen, N…	1994
The effect of zinc powder on the growth of the unicellular alga Selenastrum capricornutum	Van Woensel…	1994
Nitrous oxide from agriculture	Granli, T…	1994
Effects of atmospheric ammonia and ammonium sulphate on vesicular-arbuscular mycorrhizal colonisation in three heathland species	Heijine, B…	1994
Causal mechanisms by which sulphate, nitrate and acidity influence frost hardiness in red spruce: review and hypothesis.	Sheppard, L…	1994
Predicting recovery of freshwater ecosystems: trout in Norwegian lakes	Cosby, B.J…	1994