Title Authors Year
Changes in the Duch bryophyte flora and air pollution

Greven, H.C…

1992
Effects of acid precipitation, fertilisation and liming on the ground vegetation in coniferous forests of southern Germany

…

1992
Effects of simulated nitrogen rich and acid rain on the nitrogen-fixing lichen Peltigera aphthosa (L.) Willd.

Hallbdcken…

1992
Effects of Ionising Radiation on Plants and Animals at levels implied by Current Radiation Protection Standards

IAEA,

 		1992
Soil acidification as caused by the nitrogen uptake pattern of Scots pine

Arnold, G…

1992
Conservation of freshwater fish in the British Isles: the status of fish in National Nature Reserves

Lyle, A.A…

1992
Threats to the lake fish communities of the UK arising from eutrophication and species introductions.

Winfield, I…

1992
Effects of Nitrogen-Oxides on Nitrate Assimilation in Bryophytes

Morgan, S.M…

1992
A Field-Study of Fertilization and Embryonic Development in the Common Frog (Rana-Temporaria) with Particular Reference to Acidity and Temperature

Beattie, R.…

1991
Critical Load Maps for the United Kingdom I: Soil

UKCLAG,

 		1991