Beyond the green revolution new approaches for Third World agriculture
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Washington, D.C., USA
Worldwatch Institute
[1986]
|
| Cyfres: | Worldwatch paper
73 |
| Pynciau: |