16 resultados para Minimal tillage
em University of Michigan
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Cover title.
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Federal Highway Administration, Office of Safety and Traffic Operations Research and Development, McLean, Va.
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"UILU-ENG 78 1719."
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"This work was supported in part by the National Science Foundation under Grant No. US NSF GJ41538."
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Paper presented at the Purdue Centennial Year Symposium on Information Processing, April 28, 1969.
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Includes bibliography references.
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Vita.
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Mode of access: Internet.
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Item 247
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Thesis (M. A.)--Cornell University, Dec., 1921.
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Mode of access: Internet.
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Mode of access: Internet.
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Goldsmiths'-Kress no. 08603.
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Issued July 1977.
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Shipping list no.: 89-80-P.