Title Authors Year
Physiological response of three species of Sphagnum to ozone

Gagnon, Z.E…

1992
Summary of phytotoxic levels of soil arsenic

Sheppard, S…

1992
Environmental Health Criteria 135 Cadmium - Environmental Aspects

WHO,

 		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
Measurement of Dry Deposition Velocities of NH3, and NH4+ over Natural Terrains

Duyzer, J.H…

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

…

1992
Biological recording of changes in British wildlife

Adams, K.J…

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

Pitcairn, C…

1991
Effects of nitrogen loading on wetland ecosystems, with particular reference to atmospheric deposition

Morris, J.T…

1991