Title Authors Year
Eutrophication: assessment, research and management with special reference to Scotland's Freshwaters

Bailey-…

1990
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
Bryophytes and heavy metals: a literature review

Tyler, G.…

1990
Decline of carpophores of mycorrhizal fungi instand, of Pinus sylvestris

…

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
Calculated rates of soil acidification of intensively used grassland in the Netherlands.

Oenema, O…

1990
Air pollution and tree-dwelling aphids. Population Dynamics of Forest Insects

McNeill, S…

1990