APIS Bibliography

Title	Authors	Year
Interacting effects of soil acidity and canopy cover on the species composition of field layer vegetation in oak/hornbeam forests	Tyler, G.…	1989
Water and the Environment. Circular 7/89	Department…	1989
A regression model for nitrate leaching in Northern Ireland.	Smith, R.V…	1989
Effects of SO2, NO2, and O3 on Population Development and Morphological and Physiological Parameters of Native Herb Layer Species in a Beech Forest.	Steubing, L…	1989
Acute toxicity of six metals to the rotifer Brachionus calyciflorus, with comparisons to other freshwater organisms	Couillard,…	1989
Long-term change in the suitability of welsh streams for dippers Cinclus cinclus as a result of acidification and recovery: A modelling study.	Ormerod, S.…	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
Lichen Recolonization in London under Conditions of Rapidly Falling Sulfur-Dioxide Levels, and the Concept of Zone Skipping.	Hawksworth…	1989
Unifying nutrient-chlorophyll relationships in lakes.	Prairie, Y.…	1989