APIS Bibliography

Title	Authors	Year
Effects of simulated nitrogen rich and acid rain on the nitrogen-fixing lichen Peltigera aphthosa (L.) Willd.	Hallbdcken…	1992
Summary of phytotoxic levels of soil arsenic	Sheppard, S…	1992
nitrogen cycle in Lough Neagh, N. Ireland, 1975 to 1987	Gibson, C.E…	1992
Threats to the lake fish communities of the UK arising from eutrophication and species introductions.	Winfield, I…	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
Changes in species composition of semi-natural vegetation associated with the increase in atmospheric inputs of nitrogen	Pitcairn, C…	1991
Decline of ectomycorrhizal fungi in Europe.	Arnolds, E…	1991