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

Hallbdcken…

1992
The decrease of rich fen Bryophytes in the Netherlands.

Kooijman, A…

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

IAEA,

 		1992
The Effects of Low Ph and Aluminum on Breeding Success in the Frog Rana-Temporaria

Beattie, R.…

1992
Decline of Charophytes During Eutrophication - Comparison with Angiosperms

Blindow, I…

1992
Effect of an experimentally applied increase in ammonium on growth and amino-acid metabolism of Sphagnum cuspidatum Ehrh. Ex. Hoffm. From differently polluted areas.

Baxter, 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
A Field-Study of Fertilization and Embryonic Development in the Common Frog (Rana-Temporaria) with Particular Reference to Acidity and Temperature

Beattie, R.…

1991
Changes in species composition of semi-natural vegetation associated with the increase in atmospheric inputs of nitrogen

Pitcairn, C…

1991