Title Authors Year
Nitrogen and phosphorus concentrations and N:P ratios in Norwegian lakes. Perspective on nutrient limitation

Faafeng, B…

1993
Effects of a short ozone exposure given at different stages in the development of Plantago major L.

Reiling, K…

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
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
Bryophytes and Lichens in a Changing Environment.

Bates, J.W…

1992
Ecophysiological effects of acid rain on bryophytes and lichens

Farmer, A.M…

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