TY  - BOOK
AU  - Ashby,Maurice
TI  - Introduction to plant ecology
SN  - 0333062604
AV  - QK901 .A8 1969
U1  - 581.5 
PY  - 1969///
CY  - London, Melbourne [etc.], New York
PB  - Macmillan, St Martin's P.
KW  - Botany
KW  - Ecology
KW  - Local
N1  - Bibliography: p. 273-277
ER  -