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| 245 | 0 | 0 | _aPalabras del Dr. Virgilio Barco, Presidente del Consejo Internacional del Centro de Mejoramiento de Maiz y Trigo, CIMMYT, en el homenaje al Dr. Wellhausen, Director General saliente y al Sr. Haldore Hanson, nuevo Director General del CIMMYT |
| 260 |
_aMexico, DF (Mexico) : _bCIMMYT, _c1972 |
||
| 300 | _a8 pages | ||
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| 546 | _aSpanish | ||
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_91235 _aResearch institutions _gAGROVOC |
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_c36623 _d36623 |
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