APIS Bibliography

Title	Authors	Year
Cation-exchange properties and adaptation to soil acidity in bryophytes	Buscher, P…	1990
Seasonal changes in amino acids, protein and total nitrogen in needles of fertilised Scots pine trees	Näsholm, T…	1990
Alger, lavar och Garrupprattning hos unggranar langs en kvavegradient Sverige-Holland	Garansson,…	1990
Effects of ammonia, ammonium sulphate and sulphur dioxide on the frost sensitivity of Scots pine (Pinus sylvestris L.)	Dueck, T.A…	1990
Environmental Health Criteria 86 Mercury- Environmental Aspects	WHO,	1989
Water and the Environment. Circular 7/89	Department…	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
Global Emissions of Nitrogen and Sulfur-Oxides from 1860 to 1980	Dignon, J…	1989
A global assessment of natural sources of atmospheric trace metals	Nriagu, J.O…	1989