Cover crops for soil conservation / by Walter V. Kell and Roland McKee.
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Format: | Government Document Book |
Language: | English |
Published: |
Washington, D.C. :
U.S. Dept. of Agriculture,
1942.
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Edition: | Rev. Sept. 1942. |
Series: | Farmers' bulletin (United States. Department of Agriculture) ;
no. 1758. |
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