APIS Bibliography

Title	Authors	Year
Forest decline, nutrient supply and diagnostic fertilisation in southwestern Germany and in southern California.	Huettl, R.F…	1990
The effect of air quality on tree growth.	Lee, H.S.J…	1990
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
Bryophytes and heavy metals: a literature review	Tyler, G.…	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
Phosphorus and nitrogen limitation of phytoplankton growth in the freshwaters of North America: a review and critique of experimental enrichments	Elser, J.J…	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