APIS Bibliography

Title	Authors	Year
Shoot nitrate reductase activities of field-layer species in different forest types.	Hogborn, L…	1994
Methane Emissions	Williams, A…	1994
Acidification of freshwater ecosystems: implications for the future	Rosseland,…	1994
Regional and historical variation in the nitrogen-content of Racomitrium lanuginosum in Britain In relation to atmospheric nitrogen deposition	Baddeley, J…	1994
Accumulation of amino acids in some boreal forest plants in response to increased nitrogen availability	Näsholm, T…	1994
Group report: are chemical and biological changes reversible?	Dise, N.B…	1994
Effects of zinc and copper on growth and metal accumulation in duckweed, Lemna minor	Dirilgen, N…	1994
Nitrous oxide from agriculture	Granli, T…	1994
The effect of zinc powder on the growth of the unicellular alga Selenastrum capricornutum	Van Woensel…	1994
Effects of atmospheric ammonia and ammonium sulphate on vesicular-arbuscular mycorrhizal colonisation in three heathland species	Heijine, B…	1994