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  1. Cytological and genetic studies of sterility in inbred and hybrid maize /
    By: Clark, Frances J.
    Publication info: New Haven :Connecticut Agricultural Experiment Station,1942.
    Contributed by: University of Connecticut Libraries (archive.org)
    Subjects: Corn  Cytology  Genetics  Hybrid corn  Sterility in plants  
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  2. Self sterility and cross sterility in the apple /
    By: Gowen, John W.
    Publication info: Orono :Maine Agricultural Experiment Station,1920.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Apples  physiology  Sterility in plants  
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  3. Sterility relationships in Maine apple varieties /
    By: Sax, Karl,
    Publication info: Orono :Maine Agricultural Experiment Station,1922.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Apples  Maine  physiology  Sterility in plants  
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