TY  - BOOK
AU  - Strain,B.R.
AU  - Billings,W.D.(William Dwight),1910-
TI  - Vegetation and environment
SN  - 9061931878
PY  - 1974///
CY  - The Hague
PB  - Dr. W. Junk
KW  - Botany
KW  - Ecology
KW  - Plant communities
N1  - Includes bibliographical references and index
ER  -