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Problems of Western cooperatives in obtaining and distributing fertilizer
Abrahamsen, Martin A.; Scroggs, Claud L. - 1954
Persistent link: https://www.econbiz.de/10001803919
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The minig and preparation of Florida land pebble phosphate
Collins, Richard M.; Jacob, K. D. - 1950
Persistent link: https://www.econbiz.de/10002028104
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American fertiliser practice and problems : paper read before the Fertiliser Society in London on Febr. 28., 1952
Crowther, E. M. - 1952
Persistent link: https://www.econbiz.de/10002035766
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Jordbundsanalyser, gødningsforsøg og anvendelse af flydende ammoniak som gødning : rapport fra en studierejse i USA 1950 (TA 36..51 og 36-62)
Bondorff, K. A.; Iversen, Karsten - 1956
Persistent link: https://www.econbiz.de/10001941727
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Planting and fertilizing corn : U.S. Department of Agriculture, Bureau of Agricultural Economics
Brodell, Albert P.; Scholl, John C. - 1951
Persistent link: https://www.econbiz.de/10001956460
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Some factors affecting fertilizer consumption : United States Department of Agriculture
Brodell, Albert P.; Cooper, Martin Rease - 1940
Persistent link: https://www.econbiz.de/10001956576
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The economic position of fertilizer use in the United States
Ibach, Donald Bryan; Lindberg, Richard Charles - 1958
Persistent link: https://www.econbiz.de/10001528905
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The agricultural value of phosphate fertilisers which economise in the use of sulphuric acid : report on a study
Cooke, George W. (contributor) - 1956
Persistent link: https://www.econbiz.de/10001354610
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Superphosphat in Westeuropa und in den Vereinigten Staaten : eine Strukturanalyse der Superphosphat-Wirtschaft
Baade, Fritz; Ewald, Ursula - 1953
Persistent link: https://www.econbiz.de/10001402872
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Soil
Stefferud, Alfred (contributor) - 1957
Persistent link: https://www.econbiz.de/10013274955