APIS Bibliography

Title	Authors	Year
Air pollution and agricultural aphid pests. I: Fumigation experiments with SO2 and NO2.	Houlden, G…	1990
Phytoavailability and toxicity of beryllium and vanadium	Kaplan, D…	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
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
Alger, lavar och Garrupprattning hos unggranar langs en kvavegradient Sverige-Holland	Garansson,…	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