| 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 |
||