Title Authors Year
Forestry and soil protection in the UK

Moffatt, A.…

1991
Conservation of freshwater fish in the British Isles: the current status and biology of threatened species. Aquatic Conservation

Maitland, P…

1991
Increases in soil acidity in north west Wales between 1957 and 1990

…

1991
A Field-Study of Fertilization and Embryonic Development in the Common Frog (Rana-Temporaria) with Particular Reference to Acidity and Temperature

Beattie, R.…

1991
Nitrate in soil water

Westling, O…

1991
Critical Load Maps for the United Kingdom I: Soil

UKCLAG,

 		1991
Acid rain since 1985 - times are changing

Brydges, T.…

1991
Atmospheric Transport of Iron and Its Deposition in the Ocean

Duce, R. A…

1991
Nitrogen Uptake and Allocation by Calluna-Vulgaris (L) Hull and Deschampsia-Flexuosa (L) Trin Exposed to 15NH3

Dueck, T.A…

1991
Proceedings of the 2nd workshop on sources of variation in ecotoxicological tests with Daphnia magna

Van der…

1991