Ernest W. Sprague at Poza Rica experimental maize fields
Centro Internacional de Mejoramiento de Maíz y Trigo (CIMMYT)
Geographical Area of Focus:
Poza Rica, Veracruz
Ernest W. Sprague lecturing at visitors at Poza Rica experimental maize fields.
Ernest W. Sprague
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Ernest W. Sprague at Poza Rica experimental maize fields. 1979. . CIMMYT. Series: Maize.