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  1. Effects of light on plants : a literature review, 1950 /
    By: Garner, W. W. - United States.
    Publication info: [Beltsville, Md.] :U.S. Dept. of Agriculture, Agricultural Research Service,1962.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Bibliography  Effect of light on  Photoperiodism  Plants  
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  2. Photoperiodism and related phenomena in plants and animals; proceedings, edited by Robert B. Withrow, with the cooperation of Arthur C. Giese [and others].
    By: Conference on Photoperiodism - Withrow, Robert B.
    Publication info: Washington,1959.
    Contributed by: MBLWHOI Library
    Subjects: Congresses  Photoperiodism  
    BHL Collections: MBLWHOI Library, Woods Hole
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  3. Vernalization and photoperiodism, a symposium by A. E. Murneek [and others] Foreword by Kenneth V. Thimann.
    By: Murneek, Andrew Edward,
    Publication info: Waltham, Mass.,Chronica Botanica Co.,1948.
    Contributed by: MBLWHOI Library
    Subjects: Photoperiodism  Vernalization  
    BHL Collections: MBLWHOI Library, Woods Hole
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