World and Regional Supply and Demand Balances for Nitrogen, Phosphate and Potash, 1989/90–1995/96. (World Bank Technical Paper No. 144.) By the World Bank/FAO/UNIDO/Industry Fertilizer Working Group. Washington DC: The World Bank (1991), pp. 46, £6.25, US$ 6.95. ISBN 0-8213-1882-9.
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1996 ◽
Vol 32
(2)
◽
pp. 233-234
◽
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