Title Authors Year
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
Peat acidification in Scotland

Skiba, U.;…

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

Besten, P.…

1989
Indigenous and cultivated plants as bioindicators

Weinstein,…

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
Effects of ammonia emission on epiphytic lichen vegetation

DeBakker, A…

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

HMSO,

 		1989
Water and the Environment. Circular 7/89

Department…

1989
A regression model for nitrate leaching in Northern Ireland.

Smith, R.V…

1989