TY  - BOOK
AU  - Johansen,Donald Alexander
TI  - Plant embryology: embryogeny of the spermatophyta 
SN  - 8121100437
U1  - 581.3 22
PY  - 0000///c
CY  - Dehra Dun
PB  - Bishen Singh Mahendra Pal.
KW  - Plant embryology
N1  - Includes bibliographies
ER  -