APIS Bibliography

Title	Authors	Year
Heavy-metal binding by mycorrhizal fungi	Galli, U.;…	1994
Shoot nitrate reductase activities of field-layer species in different forest types.	Hogborn, L…	1994
Effects of nitrogen fertilisation on the humus layer vegetation under closed canopy in boreal coniferous stands	Mäkipää, R…	1994
Effects of ozone on interactions between plants, consumers and decomposers.	Jones, C.G…	1994
Effect of different forms and sources of arsenic crop yield and arsenic concentration	Jiang, Q ;…	1994
Long-term changes in watershed retention of nitrogen - its causes and aquatic consequences	Stoddard, J…	1994
Causal mechanisms by which sulphate, nitrate and acidity influence frost hardiness in red spruce: review and hypothesis.	Sheppard, L…	1994
Critical levels for ozone; a UNECE workshop report	Fuhrer, J…	1994
Critical Loads of Acidity in the United Kingdom	UKCLAG,	1994
An experimental investigation into the effects of atmospheric nitrogen deposition on two semi-natural grasslands	Morecroft,…	1994