Title Authors Year
Effects of ammonia emission on epiphytic lichen vegetation

DeBakker, A…

1989
Interacting effects of soil acidity and canopy cover on the species composition of field layer vegetation in oak/hornbeam forests

Tyler, G.…

1989
Forest decline and Air Pollution

Schulze, E.…

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

HMSO,

 		1989
Water and the Environment. Circular 7/89

Department…

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
Manganese induced haematological and biochemical anomalies in Heteropneustes fossilis

Garg, V. K…

1989
Simulation of the long-term soil response to acid deposition in various buffer ranges

Vries, W.;…

1989
Lead hazards to fish, wildlife and invertebrates: a synoptic review

Eisler, R…

1989