APIS Bibliography

Title	Authors	Year
Forest soil chemical changes between 1949-50 and 1987	Billett, M.…	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
Effects of ammonia, ammonium sulphate and sulphur dioxide on the frost sensitivity of Scots pine (Pinus sylvestris L.)	Dueck, T.A…	1990
The effect of air quality on tree growth.	Lee, H.S.J…	1990
Fresh-water acidification - its effects on species and communities of fresh-water microbes, plants and animals	Muniz, I.P…	1990
Fine Root Studies in situ and in the Laboratory.	Wollmer, H…	1990
Air pollution and agricultural aphid pests. I: Fumigation experiments with SO2 and NO2.	Houlden, G…	1990
Decline of the natterjack toad Bufo clamita in Britain: Paleoecological, documentary and experimental evidence for breeding site acidification	Beebee, T.J…	1990
Phytoavailability and toxicity of beryllium and vanadium	Kaplan, D…	1990