Soluble material of soils in relation to their classification and general fertility / by M.S. Anderson, Mary G. Keyes, and George W. Cromer.
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Format: | Government Document Book |
Language: | English |
Published: |
Washington :
U.S. Dept. of Agriculture,
1942.
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Series: | Technical bulletin (United States. Department of Agriculture) ;
no. 813. |
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