APIS Bibliography

Title	Authors	Year
Eutrophication: assessment, research and management with special reference to Scotland's Freshwaters	Bailey-…	1990
Forest decline, nutrient supply and diagnostic fertilisation in southwestern Germany and in southern California.	Huettl, R.F…	1990
Decline of carpophores of mycorrhizal fungi instand, of Pinus sylvestris	…	1990
Forest soil chemical changes between 1949-50 and 1987	Billett, M.…	1990
The variation in the acidity of ground and surface waters in Northern Ireland	Jordan, C…	1990
Exchange of greenhouse gases between terrestrial ecosystems and the atmosphere	Bouwman, A.…	1990
Seasonal changes in amino acids, protein and total nitrogen in needles of fertilised Scots pine trees	Näsholm, T…	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
Effects of ammonia, ammonium sulphate and sulphur dioxide on the frost sensitivity of Scots pine (Pinus sylvestris L.)	Dueck, T.A…	1990