APIS Bibliography

Title	Authors	Year
Silvicultural use of wood ashes - effects on the nutrient and heavy metal balance in a pine forest soil.	Bramryd, T…	1995
Nitrogen saturation in a long-term forest experiment with annual additions of nitrogen	Tamm, C.O…	1995
Mapping and modelling of critical loads for nitrogen - a workshop report. Grange-over-Sands, Cumbria, UK.	Hornung, (Eds…	1995
Long-term changes in watershed retention of nitrogen - its causes and aquatic consequences	Stoddard, J…	1994
Relationship between heavy metal accumulation and toxicity in Spirodella polyrhiza and Azolla pinnata	Gaur, J. P…	1994
Causal mechanisms by which sulphate, nitrate and acidity influence frost hardiness in red spruce: review and hypothesis.	Sheppard, L…	1994
Scotland's soils: Research issues in developing a soil sustainability strategy	Billett, M.…	1994
The effects of excess nitrogen deposition on young Norway spruce trees. Part I: the soil	Wilson, E.J…	1994
The control of Brachypodium pinnatum in chalk grasslands: influence of management and nutrients	Baxter, D…	1994
Toxicity of nickel ores to marine organisms	Florence, T…	1994