Title Authors Year
Seasonal changes in amino acids, protein and total nitrogen in needles of fertilised Scots pine trees

Näsholm, T…

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

McNeill, S…

1990
Eutrophication: assessment, research and management with special reference to Scotland's Freshwaters

Bailey-…

1990
Effects of ammonia, ammonium sulphate and sulphur dioxide on the frost sensitivity of Scots pine (Pinus sylvestris L.)

Dueck, T.A…

1990
Forest decline, nutrient supply and diagnostic fertilisation in southwestern Germany and in southern California.

Huettl, R.F…

1990
Bryophytes and Nutrient Cycling

Brown, D.H…

1990
The effect of air quality on tree growth.

Lee, H.S.J…

1990
The effects of sulphur dioxide on the parasitism of the rust fungus Uromyces viciae-fabae on Vicia faba.

Lorenzini,…

1990
Boron hazards to fish, wildlife, and invertebrates: a synoptic review

Eisler, R…

1990
Forest soil chemical changes between 1949-50 and 1987

Billett, M.…

1990