Title Authors Year
Acidification and Otter (Lutra lutra) Distribution in Scotland

Mason, C.F…

1989
Environmental Health Criteria 85 Lead- Environmental Aspects

WHO,

 		1989
Lichen Recolonization in London under Conditions of Rapidly Falling Sulfur-Dioxide Levels, and the Concept of Zone Skipping.

Hawksworth…

1989
A comparison of plant toxicities of some industrial chemicals in soil culture and soilless culture

Adema, D ;…

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

HMSO,

 		1989
Water and the Environment. Circular 7/89

Department…

1989
Environmental Health Criteria 86 Mercury- Environmental Aspects

WHO,

 		1989
Indigenous and cultivated plants as bioindicators

Weinstein,…

1989
The comparative chemistries of platinum group metals and their periodic neighbors in marine macrophytes

Yang, J. S…

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

HMSO,

 		1989