World and regional supply and demand balances for nitrogen, phosphate, and potash, 1991/92-1997
| Collectivité auteur: | |
|---|---|
| Format: | Livre |
| Langue: | English |
| Publié: |
Washington, D.C.
The World Bank
c1993.
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| Collection: | World Bank technical paper
no. 206 |
| Sujets: |