Title Authors Year
Summary of phytotoxic levels of soil arsenic

Sheppard, S…

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

Gibson, C.E…

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
The Effects of Low Ph and Aluminum on Breeding Success in the Frog Rana-Temporaria

Beattie, R.…

1992
Environmental Health Criteria 135 Cadmium - Environmental Aspects

WHO,

 		1992
Ecophysiological effects of acid rain on bryophytes and lichens

Farmer, A.M…

1992
Biological recording of changes in British wildlife

Adams, K.J…

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

…

1992
Changes in species composition of semi-natural vegetation associated with the increase in atmospheric inputs of nitrogen

Pitcairn, C…

1991
Nitrate in soil water

Westling, O…

1991