APIS Bibliography

Title	Authors	Year
Air pollution and agricultural aphid pests. I: Fumigation experiments with SO2 and NO2.	Houlden, G…	1990
Decline of carpophores of mycorrhizal fungi instand, of Pinus sylvestris	…	1990
Phytoavailability and toxicity of beryllium and vanadium	Kaplan, D…	1990
The variation in the acidity of ground and surface waters in Northern Ireland	Jordan, C…	1990
Growth, ectomycorrhizae and nonstructural carbohydrates of loblolly pine seedlings exposed to ozone and soil water defect	Meier, S.;…	1990
Seasonal changes in amino acids, protein and total nitrogen in needles of fertilised Scots pine trees	Näsholm, T…	1990
Calculated rates of soil acidification of intensively used grassland in the Netherlands.	Oenema, O…	1990
Alger, lavar och Garrupprattning hos unggranar langs en kvavegradient Sverige-Holland	Garansson,…	1990
Effects of ammonia, ammonium sulphate and sulphur dioxide on the frost sensitivity of Scots pine (Pinus sylvestris L.)	Dueck, T.A…	1990
Bryophytes and Nutrient Cycling	Brown, D.H…	1990