Air pollution : dimensions, trends, and interactions with a forest ecosystem - Michaelis, W. (Berlin : Springer-Verlag, 1997)
Includes bibliographical references and index
1
Keywords: Forest declines -- Germany -- Humberg Region; Air -- Pollution -- Environmental aspects -- Germany -- Humberg Region; Norway spruce -- Effect of air pollution on -- Germany -- Hamburg Region; Norway spruce -- Ecology -- Germany -- Humberg Region