Title Authors Year
Forest decline, nutrient supply and diagnostic fertilisation in southwestern Germany and in southern California.

Huettl, R.F…

1990
Afforestation and Lake Acidification: A Comparison of Four Sites in Scotland.

Kreiser, A.…

1990
Forest soil chemical changes between 1949-50 and 1987

Billett, M.…

1990
Cation-exchange properties and adaptation to soil acidity in bryophytes

Buscher, P…

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

HMSO,

 		1989
Environmental Health Criteria 86 Mercury- Environmental Aspects

WHO,

 		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
Deposition of atmospheric pollutants on forests

Fowler, D…

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

Vries, W.;…

1989