APIS Bibliography

Title	Authors	Year
The effect of zinc oxide on the growth of the unicellular alga Selenastrum capricornutum	Van…	1994
Shoot nitrate reductase activities of field-layer species in different forest types.	Hogborn, L…	1994
Acidification of freshwater ecosystems: implications for the future	Rosseland,…	1994
Effects of zinc and copper on growth and metal accumulation in duckweed, Lemna minor	Dirilgen, N…	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
The effect of zinc powder on the growth of the unicellular alga Selenastrum capricornutum	Van Woensel…	1994
Relationship between heavy metal accumulation and toxicity in Spirodella polyrhiza and Azolla pinnata	Gaur, J. P…	1994
Effect of different forms and sources of arsenic crop yield and arsenic concentration	Jiang, Q ;…	1994
Critical levels for ozone; a UNECE workshop report	Fuhrer, J…	1994