Title Authors Year
The variation in the acidity of ground and surface waters in Northern Ireland

Jordan, C…

1990
Exchange of greenhouse gases between terrestrial ecosystems and the atmosphere

Bouwman, A.…

1990
Air pollution and tree-dwelling aphids. Population Dynamics of Forest Insects

McNeill, S…

1990
Effects of ammonia, ammonium sulphate and sulphur dioxide on the frost sensitivity of Scots pine (Pinus sylvestris L.)

Dueck, T.A…

1990
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
Water and the Environment. Circular 7/89

Department…

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

HMSO,

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

Yang, J. S…

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

…

1989
Long-term change in the suitability of welsh streams for dippers Cinclus cinclus as a result of acidification and recovery: A modelling study.

Ormerod, S.…

1989