Survey of multiple cropping in less developed nations
| Egile nagusia: | |
|---|---|
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
Washington, D.C.
U.S. Dept. of Agriculture, Economic Research Service
1971.
|
| Saila: | Foreign agricultural economic report no.91
|
| Gaiak: |