APIS Bibliography

Title	Authors	Year
Water and the Environment. Circular 7/89	Department…	1989
Surface Waters (Dangerous Substances) (Classification) Regulations No 2286	HMSO,	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
The comparative chemistries of platinum group metals and their periodic neighbors in marine macrophytes	Yang, J. S…	1989
Acute toxicity of six metals to the rotifer Brachionus calyciflorus, with comparisons to other freshwater organisms	Couillard,…	1989
Hematological Parameters in Fish Channa punctatus Under the Stress of Manganese	Garg, V. K…	1989
A global assessment of natural sources of atmospheric trace metals	Nriagu, J.O…	1989
Global Emissions of Nitrogen and Sulfur-Oxides from 1860 to 1980	Dignon, J…	1989
Statutory Instrument (1989): The Sludge (Use in Agriculture) Regulations	HMSO,	1989