TY  - BOOK
AU  - Callow, J.A  .
TI  - Biotechnology and plant genetic resources conservation and use / 
SN  - 0 85199 142 4
U1  - G(F) 
PY  - 1997///
CY  - UK : 
PB  - CABI Publishing , 
KW  - Plant biotecnology
ER  -