TY  - BOOK
AU  - Briggs,  D
AU  - Walters, S M
TI  - Plant variation and evolution
SN  - 0521459184
U1  - 575.8 
PY  - 1997///
CY  - UK
PB  - Cambridge University Press
KW  - Biometrics
KW  - Genecology
ER  -