Organic and conventional crop production in the Corn Belt : a comparison of economic performance and energy use for selected farms /
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| Format: | Microform Book |
| Language: | English |
| Published: |
St. Louis :
Center for the Biology of Natural Systems, Washington University,
1976.
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| Series: | Energy and agriculture ;
CNV 18. |
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| Item Description: | Cover title. "Supported by the National Science Foundation Program of Research Applied to National Needs, grant number AER-75-19031." "CBNS-AE-7, NSF/RA-760084." Microform. |
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| Physical Description: | 42 pages ; 28 cm. |