Title Authors Year
Decline of the natterjack toad Bufo clamita in Britain: Paleoecological, documentary and experimental evidence for breeding site acidification

Beebee, T.J…

1990
Large Lakes: ecological structure and function

Kilham, S.S…

1990
The variation in the acidity of ground and surface waters in Northern Ireland

Jordan, C…

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

McNeill, S…

1990
Surface Waters (Dangerous Substances) (Classification) Regulations No 2286

HMSO,

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

…

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
Environmental Health Criteria 85 Lead- Environmental Aspects

WHO,

 		1989