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Cooperative fertilizer transportation in the North Central States
Scroggs, Claud L.; Byrne, Robert J. - 1954
Persistent link: https://www.econbiz.de/10002805188
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Soil fertility and fertilizers
Tisdale, Samuel L.; Nelson, Werner L. - 1956
Persistent link: https://www.econbiz.de/10002901311
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Brug af kalk og kunstgødning i USA : (TA 36-234)
Lindhard, J.; Nørgaard Pedersen, E. J. - 1955
Persistent link: https://www.econbiz.de/10002483507
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Bemesting, bekalking en grondonderzoek in de Verenigde Staten van Amerika
Dechering, F. J. A. (contributor);  … - 1954
Persistent link: https://www.econbiz.de/10003077423
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Fertilizer resources and requirements of the United States
1952
Persistent link: https://www.econbiz.de/10003135915
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Fertilizer use and crop yields ...
Colwell, W. E. (contributor) - 1951
Persistent link: https://www.econbiz.de/10003136194
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Fertilizer used on crops and pasture in the United States : 1954 estimates
1957
Persistent link: https://www.econbiz.de/10003136265
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An appraisal of research on the economics of fertilizer use : a contribution to the Southern Farm Management Research Committee
Hutton, Robert F. - 1955
Persistent link: https://www.econbiz.de/10003043102
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Superphosphate and compound fertilizers : report of a visit to the USA in 1949
Productivity Team of the Fertilizer Industry - 1950
Persistent link: https://www.econbiz.de/10001535420