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  1. The plant diseases of importance in the transportation of fruits and vegetables, by G.H. Coons, Ph.D., and Ray Nelson, B.S. ...
    By: Coons, George Herbert, - Nelson, Ray,
    Edition: 1st ed.
    Publication info: Chicago,Printed for special distribution by American railway perishable freight association,1918.
    Contributed by: Library of Congress
    BHL Collections: Library of Congress
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