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A simulation model of the Kenya national economy and its use as a guide to economic policy
Masakhalia, Y. F. O.; Shah, M. M.; Slater, C. S. - 1977
Persistent link: https://www.econbiz.de/10003184822
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Selenium occurrence in certain soils in the United States, with a discussion of related topice : Report
Byers, Horace G. - 1935
Persistent link: https://www.econbiz.de/10001970072
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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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Division of soil Chemistry and Physics, Soil Investigations, Bureau of Chemistry and Soils
Byers, Horace G. - 1935
Persistent link: https://www.econbiz.de/10001970091
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Soil Chemistry and Physics Research Division, Bureau of Chemistry and Soils
Byers, Horace G. - 1936
Persistent link: https://www.econbiz.de/10001970100
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Division of Soil Chemistry and Physics, Bureau of Plant Industry
Byers, Horace G.; William, K. T.; Lakin, H. W. - 1940
Persistent link: https://www.econbiz.de/10002999478
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Division of Soil Chemistry and Physics, Bureau of Plant Industry
Byers, Horace G.; Lakin, H. W. - 1941
Persistent link: https://www.econbiz.de/10003235073