Modern varieties, international agricultural research, and the poor
| 1. autor: | |
|---|---|
| Format: | Książka | 
| Język: | English | 
| Wydane: | Washington
          World Bank
    
        c1985. | 
| Seria: | Study paper / Consultative Group on International Agricultural Research
              no. 2. | 
| Hasła przedmiotowe: |