000 00449 a2200145 4500
080 _a633.15:575.1
_bO 68 H
245 1 _aHybrid maize (corn)
_bProgress in OEEC countries
260 _aParis
_bOrganization for European Economic Co-operation
_c1952
650 _aHybrid Maize
700 _aOrganization for European Economic Co-operation, Paris
440 _aNo. 96
_vTechnical assistance mission
100 _a
_d
300 _a48 p.
901 _a44240
999 _c47426
_d47426