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  1. Studies on clubroot of cruciferous plants ...
    By: Chupp, Charles,
    Publication info: Ithaca,1917
    Contributed by: Library of Congress
    Subjects: Clubroot  Plasmodiophora brassicae  
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  2. Studies on clubroot of cruciferous plants.
    By: Chupp, Charles,
    Publication info: Ithaca,[Cornell] University,1917.
    Contributed by: University of California Libraries (archive.org)
    Subjects: Cruciferae  Diseases and pests  Plasmodiophora brassicae  
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