- Publication venue
- Centro Internacional de Mejoramiento de MaĂz y Trigo (CIMMYT)
- Publication date
- 01/01/1966
- Field of study
- Publication venue
- Iowa State University Library Special Collections and University Archives
- Publication date
- Field of study
- Publication venue
- 'Springer Science and Business Media LLC'
- Publication date
- 01/01/1981
- Field of study
- Publication venue
- 'American Society of Agronomy'
- Publication date
- Field of study