TY  - BOOK
AU  - Schulze, E. D., ed.
AU  - Lange, O. L., ed.
AU  - Oren, R., ed.
TI  - Forest decline and air pollution: a study of spruce (Picea abies) on acid soils
T2  - Ecological studies
SN  - 3540507930
U1  - 574.5264209433 
PY  - 1989///
CY  - Berlin
PB  - S-V
ER  -