Title Authors Year
Changes in species composition of semi-natural vegetation associated with the increase in atmospheric inputs of nitrogen

Pitcairn, C…

1991
Air pollution and agriculture

Ashmore, M.…

1991
The yield of winter cereals exposed to sulphur dioxide under field conditions.

McLeod, A.R…

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

Maitland, P…

1991
Decline of ectomycorrhizal fungi in Europe.

Arnolds, E…

1991
Single and Interactive Effects of Low Levels of O3, SO2 and NO2 on the Growth and Yield of Spring Rape.

Adaros, G…

1991
Acid rain since 1985 - times are changing

Brydges, T.…

1991
Nitrate in soil water

Westling, O…

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
Seasonal variations in acidic pollutant inputs and their effects on the chemistry of stemflow, bark and epiphyte tissues in three oak woodlands in N.W. Britain

Farmer, A.M…

1991