APIS Bibliography

Title	Authors	Year
Seasonal changes in amino acids, protein and total nitrogen in needles of fertilised Scots pine trees	Näsholm, T…	1990
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
Mechanism of toxicity of zinc to the marine diatom Nitzschia closterium	Stauber, J…	1990
Yield Responses of Different Crop Species to Long-Term Fumigation with Sulphur Dioxide in Open-Top Chambers	Weigel, H.J…	1990
The effect of air quality on tree growth.	Lee, H.S.J…	1990
Afforestation and Lake Acidification: A Comparison of Four Sites in Scotland.	Kreiser, A.…	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