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By: Johnson, Ernest W.,Edition: Slightly rev. October 1964.Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1964Volume: no.2015Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections:
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By: United States. Southern Great Plains Field Station, Woodward, Okla. - Johnson, Ernest W.,Edition:Publication info: Woodward, [1949?]Volume: 1949Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections: