- Publication venue
- Publication date
- 01/01/1983
- Field of study
- Publication venue
- Publication date
- 01/01/1969
- Field of study
- Publication venue
- Publication date
- 01/01/1969
- Field of study
- Publication venue
- Publication date
- 01/01/1974
- Field of study
- Publication venue
- Publication date
- 01/01/1968
- Field of study
- Publication venue
- Publication date
- 01/01/1970
- Field of study
- Publication venue
- Siirtolaisuusinstituutti
- Publication date
- 01/01/1957
- Field of study
- Publication venue
- Publication date
- 01/01/1971
- Field of study
- Publication venue
- Institut de Recherches Agronomiques
- Publication date
- 01/01/1962
- Field of study