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
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
Changes in the Duch bryophyte flora and air pollution

Greven, H.C…

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
Growth limiting nutrients in Sphagnum dominated bogs subject to low and high atmospheric Nitrogen supply

Aerts, R.;…

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

Arnold, G…

1992
Large-scale air pollution monitoring using lichens

Seaward, M.…

1992