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IFA Secretariat papers
1989
Persistent link: https://www.econbiz.de/10000782191
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Mineralʹno-resursnye sistemy racionalizacii osvoenija nedr : (opyt predplanovych ėkonomiko-geografičeskich issledovanij)
Šalmina, Galina G. - 1988
Persistent link: https://www.econbiz.de/10000823327
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The problems of the phosphate fertilizer industry and the development of fertilizing in Africa
Pieri, Christian - 1988
Persistent link: https://www.econbiz.de/10000766655
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Phosphatic fertilizer problems
Fayard, Christian - 1988
Persistent link: https://www.econbiz.de/10000766661
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Problems arising out of the financing of phosphate fertilizer plants in the African countries
1988
Persistent link: https://www.econbiz.de/10000766663
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Groupe Office Chérifien des Phosphates
Marokko / Office des Phosphates - Rabat - 1975 - 1992 nachgewiesen
Persistent link: https://www.econbiz.de/10000469694
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Phosphate fertilizer statistics
London [u.a.] - Nachgewiesen 1981/82; 1981/86(1987) - 1988/93(1994); …
Persistent link: https://www.econbiz.de/10000477809
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100 Jahre Superphosphat : 75 Jahre Verein Deutscher Dünger-Fabrikanten
1955
Persistent link: https://www.econbiz.de/10000609479
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Bodenuntersuchung und Phosphorsäuredüngung
Gericke, Siegfried; Zezschwitz, Ecke von - 1952
Persistent link: https://www.econbiz.de/10000515248