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Release of native and fixed nonexchangeable potassium ...
Reitemeier, Robert Francis; Brown, J. C.; Holmes, R. S. - 1951
Persistent link: https://www.econbiz.de/10002104395
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The agricultural potential of the Middle East : with 2 four-color maps, tables, and illustr.
Clawson, Marion; Landsberg, Hans H.; Alexander, Lyle T. - 1971
Persistent link: https://www.econbiz.de/10000060579
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A pipette method of mechanical analysis of soils based on improved dispersion procedure
Olmstead, L. B.; Alexander, Lyle T.; Middleton, H. E. - 1930
Persistent link: https://www.econbiz.de/10003367441
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Boron distribution in soils and related data
Whetstone, Richard R.; Robinson, William O.; Byers, … - 1942
Persistent link: https://www.econbiz.de/10001785815
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Soil Survey (Reconnaissance) of St. Croix Island, Virgin Islands
Thorp, James - Economic Research Service, Department of Agriculture - 1932
Persistent link: https://www.econbiz.de/10010923013