Title Authors Year
Statutory Instrument (1989): The Sludge (Use in Agriculture) Regulations

HMSO,

 		1989
Effects of ammonia emission on epiphytic lichen vegetation

DeBakker, A…

1989
Simulation of the long-term soil response to acid deposition in various buffer ranges

Vries, W.;…

1989
Lichen Recolonization in London under Conditions of Rapidly Falling Sulfur-Dioxide Levels, and the Concept of Zone Skipping.

Hawksworth…

1989
The acidification of Scottish lochs

Battarbee,…

1989
Environmental Health Criteria 81 Vanadium

WHO,

 		1988
Modelled historical concentrations and depositions of ammonia and ammonium in Europe

Asman, W.A.…

1988
Effects of excessive ammonium deposition on the nutritional status and condition of pine needles

Dijk, H.F.G…

1988
Nitrogen and carbon isotope ratios in seabird rookeries and their ecological implications

Mizutani, H…

1988
The response of the feather moss, pleurozium-schreberi, to 5 years of simulated acid precipitation in the canadian boreal forest

Hutchison,…

1988