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

…

1992
Lichen Flora of Great Britain and Ireland

Purvis, O.W…

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

Arnold, G…

1992
Influence of Ozone Air-Pollution on Plant-Herbivore Interactions .2. Effects of Ozone on Feeding Preference, Growth and Consumption Rates of Monarch Butterflies (Danaus-Plexippus)

Bolsinger,…

1992
nitrogen cycle in Lough Neagh, N. Ireland, 1975 to 1987

Gibson, C.E…

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

Winfield, I…

1992
Bryophytes and Lichens in a Changing Environment.

Bates, J.W…

1992
Environmental Health Criteria 135 Cadmium - Environmental Aspects

WHO,

 		1992
Nitrate in soil water

Westling, O…

1991
Critical Load Maps for the United Kingdom I: Soil

UKCLAG,

 		1991