APIS Bibliography

Title	Authors	Year
Effects of nitrogen fertilisation on the humus layer vegetation under closed canopy in boreal coniferous stands	Mäkipää, R…	1994
Setting critical loads for dystrophic peat - a new approach.	Wilson, E.J…	1994
Effects of ozone on interactions between plants, consumers and decomposers.	Jones, C.G…	1994
The calculation of weathering rates and their role in the determination of critical loads	Langan, S.J…	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
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
Scotland's soils: Research issues in developing a soil sustainability strategy	Billett, M.…	1994