Title Authors Year
Hematological Parameters in Fish Channa punctatus Under the Stress of Manganese

Garg, V. K…

1989
Global Emissions of Nitrogen and Sulfur-Oxides from 1860 to 1980

Dignon, J…

1989
Effects of ammonia emission on epiphytic lichen vegetation

DeBakker, A…

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

HMSO,

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

Tyler, G.…

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

Vries, W.;…

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
Unifying nutrient-chlorophyll relationships in lakes.

Prairie, Y.…

1989