World and regional supply and demand balances for nitrogen, phosphate and potash, 1990/91-1996/97

World and regional supply and demand balances for nitrogen, phosphate and potash, 1990/91-1996/97 - Washington The World Bank 1992 - [xiii] , 38 p. 28 cm. - World bank technical paper number 176 .

0821321633


PRODUCTION ECONOMICS
FERTILIZER
NITROGEN,PHOSPHATE,POTASH
SUPPLY AND DEMAND BALANCES

338.162 / WOR

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