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

Hawksworth…

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

Besten, P.…

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

Adema, D ;…

1989
Effects of N-emissions on nutrient status and vitality of Pinus sylvestris near a hen house.

…

1989
Effects of ammonia emission on epiphytic lichen vegetation

DeBakker, A…

1989
Environmental Health Criteria 85 Lead- Environmental Aspects

WHO,

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

HMSO,

 		1989
Indigenous and cultivated plants as bioindicators

Weinstein,…

1989
Water and the Environment. Circular 7/89

Department…

1989
Environmental Health Criteria 86 Mercury- Environmental Aspects

WHO,

 		1989