APIS Bibliography

Title	Authors	Year
Decline of carpophores of mycorrhizal fungi instand, of Pinus sylvestris	…	1990
Forest soil chemical changes between 1949-50 and 1987	Billett, M.…	1990
Effects of nitrogen dioxide pollution on the growth of 3 fern species.	Ashenden, T…	1990
The variation in the acidity of ground and surface waters in Northern Ireland	Jordan, C…	1990
Cation-exchange properties and adaptation to soil acidity in bryophytes	Buscher, P…	1990
Air pollution and tree-dwelling aphids. Population Dynamics of Forest Insects	McNeill, S…	1990
Seasonal changes in amino acids, protein and total nitrogen in needles of fertilised Scots pine trees	Näsholm, T…	1990
Epiphyte recolonization of oaks along a gradient of air pollution in south-east England, 1979-1990.	Bates, J.W…	1990
Eutrophication: assessment, research and management with special reference to Scotland's Freshwaters	Bailey-…	1990
Effects of ammonia, ammonium sulphate and sulphur dioxide on the frost sensitivity of Scots pine (Pinus sylvestris L.)	Dueck, T.A…	1990