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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Odell, R. T. - University of Illinois at Urbana-Champaign. Agricultural Experiment Station.
    Publication info: [Urbana, Ill.], Agricultural Experiment Station, College of Agriculture, University of Illinois at Urbana-Champaign, [1982]
    Holding Institution: University Library, University of Illinois Urbana Champaign
    Subjects: Agriculture  Cropping systems  Field experiments  History  Illinois  Morrow Plots, University of Illinois, Urbana-Champ  Research  Rotation of crops  Soil research