Title Authors Year
Unifying nutrient-chlorophyll relationships in lakes.

Prairie, Y.…

1989
Effects of cadmium and PCBs on reproduction of the sea star Asterias rubens: aberrations in the early development

Besten, P.…

1989
Environmental Health Criteria 86 Mercury- Environmental Aspects

WHO,

 		1989
Surface Waters (Dangerous Substances) (Classification) Regulations No 2286

HMSO,

 		1989
A regression model for nitrate leaching in Northern Ireland.

Smith, R.V…

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
A global assessment of natural sources of atmospheric trace metals

Nriagu, J.O…

1989
Effects of ammonia emission on epiphytic lichen vegetation

DeBakker, A…

1989
Statutory Instrument (1989): The Sludge (Use in Agriculture) Regulations

HMSO,

 		1989