Title Authors Year
The effect of external stress and disturbance factors on Calluna dominated heathland vegetation.

Berdowski,…

1993
The decrease of rich fen Bryophytes in the Netherlands.

Kooijman, A…

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

Reiling, K…

1992
Physiological response of three species of Sphagnum to ozone

Gagnon, Z.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
Ecophysiological effects of acid rain on bryophytes and lichens

Farmer, A.M…

1992
Bryophytes and Lichens in a Changing Environment.

Bates, J.W…

1992