APIS Bibliography

Title	Authors	Year
Physiological effects of long term exposure to low concentrations of SO2 and NH3 on poplar leaves.	Hove, L.W.A…	1991
Comparisons of 3 Woodland Sites in NW Britain Differing in Richness of the Epiphytic Lobarion-Pulmonariae Community and Levels of Wet Acidic Deposition	Farmer, A.M…	1991
Forest decline, nutrient supply and diagnostic fertilisation in southwestern Germany and in southern California.	Huettl, R.F…	1990
Cadmium uptake and toxicity to water hyacinth: effect of repeated exposures under controlled conditions	Nir, R ;…	1990
Fine Root Studies in situ and in the Laboratory.	Wollmer, H…	1990
Bryophytes and heavy metals: a literature review	Tyler, G.…	1990
Air pollution and agricultural aphid pests. I: Fumigation experiments with SO2 and NO2.	Houlden, G…	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
Seasonal changes in amino acids, protein and total nitrogen in needles of fertilised Scots pine trees	Näsholm, T…	1990