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

Faafeng, B…

1993
Use of a field release system to distinguish the effects of dose and concentration of sulphur dioxide on winter barley.

Colls, J.J…

1992
Effects of Ionising Radiation on Plants and Animals at levels implied by Current Radiation Protection Standards

IAEA,

 		1992
Effects of simulated nitrogen rich and acid rain on the nitrogen-fixing lichen Peltigera aphthosa (L.) Willd.

Hallbdcken…

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
Effects of Nitrogen-Oxides on Nitrate Assimilation in Bryophytes

Morgan, S.M…

1992
Biological recording of changes in British wildlife

Adams, K.J…

1992
The decrease of rich fen Bryophytes in the Netherlands.

Kooijman, A…

1992
Lichen Flora of Great Britain and Ireland

Purvis, O.W…

1992