Title Authors Year
Effects of ammonia emission on epiphytic lichen vegetation

DeBakker, A…

1989
Interacting effects of soil acidity and canopy cover on the species composition of field layer vegetation in oak/hornbeam forests

Tyler, G.…

1989
Forest decline and Air Pollution

Schulze, E.…

1989
Environmental Health Criteria 85 Lead- Environmental Aspects

WHO,

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

Hawksworth…

1989
Effects of nitrogen dioxide on biochemical and physiological characteristics of soybean.

Sabaratnam…

1988
Understanding the Pollution Sensitivity of Lichens

Richardson…

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

Asman, W.A.…

1988
Urban distribution of Rhytisma acerinum (Pers.) Fries (tar spot) on sycamore

Leith, I.D…

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

Dijk, H.F.G…

1988