USDA

USDA

Author: United States. Department of Agriculture

Publisher:

Published: 1942

Total Pages: 366

ISBN-13:

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Report of the Chief of the Bureau of Chemistry and Soils

Report of the Chief of the Bureau of Chemistry and Soils

Author: United States. Bureau of Chemistry and Soils

Publisher:

Published: 1931

Total Pages: 444

ISBN-13:

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The Bureau of Chemistry and Soils was created July 1, 1927 for the purpose of correlating all the research work formerly carried on by the Bureau of Chemistry, Bureau of Soils, Fixed Nitrogen Research Laboratory, and the Division of Soil Fertility and Soil Bacteriology of the Bureau of Plan Industry.