TY  - REP
TI  - Method of maintenance of basic germplasm stocks
PY  - 1967///
CY  - [s.l.]
PB  - [s.n], 
KW  - Gene banks
KW  - Germplasm conservation
KW  - Isolation techniques
KW  - Pollination
KW  - Zea mays
KW  - AGROVOC
ER  -