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| Keywords: TVA Results of Fertilizer.gif en http //docs fdrlibrary marist edu 8000/BROWSE cgi db 1 pos 201 inc 50 Tennessee Valley Authority Results of Fertilizer -- This is a test field of a practical operating farm on which TVA-produced phosphate has demonstrated its ability to encourage the growth of a protective vegetable cover and hence build up soil fertility The thick growth was treated with a mixture of phosphate and lime; the almost bare area was not treated 53227 1828 00/00/1942 27-0921a gif http //docs fdrlibrary marist edu/images/photodb/27-0921a gif Franklin D Roosevelt Presidential Library and Museum 53227 1828 00/00/1942 27-0921a gif Franklin D Roosevelt Presidential Library and Museum 1942 PD-USGov Great Depression and New Deal at Franklin D Roosevelt Library Museum 19420000 PD US TVA 19420000 Fields in the United States Effects of fertilizers 1942 in the United States Tennessee Valley Authority | ||||
