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

Faafeng, B…

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

Reiling, K…

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
Bryophytes and Lichens in a Changing Environment.

Bates, J.W…

1992
Ecophysiological effects of acid rain on bryophytes and lichens

Farmer, A.M…

1992
The Effects of pH, Aluminum Concentration and Temperature on the Embryonic-Development of the European Common Frog, Rana- Temporaria

Beattie, R.…

1992
Effects of Nitrogen-Oxides on Nitrate Assimilation in Bryophytes

Morgan, S.M…

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

…

1992