APIS Bibliography

Title	Authors	Year
Seasonal changes in amino acids, protein and total nitrogen in needles of fertilised Scots pine trees	Näsholm, T…	1990
Calculated rates of soil acidification of intensively used grassland in the Netherlands.	Oenema, O…	1990
Air pollution and tree-dwelling aphids. Population Dynamics of Forest Insects	McNeill, S…	1990
Eutrophication: assessment, research and management with special reference to Scotland's Freshwaters	Bailey-…	1990
Indigenous and cultivated plants as bioindicators	Weinstein,…	1989
Effects of ammonia emission on epiphytic lichen vegetation	DeBakker, A…	1989
Water and the Environment. Circular 7/89	Department…	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
Global Emissions of Nitrogen and Sulfur-Oxides from 1860 to 1980	Dignon, J…	1989
Results of the harmful effects of water pollutants to Daphnia magna in the 21 day Reproduction Test	Kühn, R ;…	1989