APIS Bibliography

Title	Authors	Year
Forest soil chemical changes between 1949-50 and 1987	Billett, M.…	1990
The variation in the acidity of ground and surface waters in Northern Ireland	Jordan, C…	1990
Calculated rates of soil acidification of intensively used grassland in the Netherlands.	Oenema, O…	1990
Seasonal changes in amino acids, protein and total nitrogen in needles of fertilised Scots pine trees	Näsholm, T…	1990
Environmental Health Criteria 86 Mercury- Environmental Aspects	WHO,	1989
Indigenous and cultivated plants as bioindicators	Weinstein,…	1989
A regression model for nitrate leaching in Northern Ireland.	Smith, R.V…	1989
Acute toxicity of six metals to the rotifer Brachionus calyciflorus, with comparisons to other freshwater organisms	Couillard,…	1989
A global assessment of natural sources of atmospheric trace metals	Nriagu, J.O…	1989
Results of the harmful effects of water pollutants to Daphnia magna in the 21 day Reproduction Test	Kühn, R ;…	1989