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  1. A contribution to the investigation of the assimilation of free atmospheric nitrogen by white and black mustard /
    By: Lotsy, Johannes Paulus, - United States.
    Publication info: Washington :U.S. G.P.O.,1894.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
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  2. Evolution by means of hybridization / by J. P. Lotsy.
    By: Lotsy, Johannes Paulus,
    Publication info: The Hague :M. Nijhoff,1916.
    Contributed by: Gerstein - University of Toronto (archive.org)
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  3. Evolution by means of hybridization,
    By: Lotsy, Johannes Paulus,
    Publication info: The Hague,M. Nijhoff,1916.
    Contributed by: Cornell University Library
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  4. Evolution by means of hybridization, by J. P. Lotsy.
    By: Lotsy, Johannes Paulus,
    Publication info: The Hague :M. Nijhoff,1916.
    Contributed by: University of California Libraries (archive.org)
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  5. Evolution by means of hybridization, by J. P. Lotsy.
    By: Lotsy, Johannes Paulus,
    Publication info: The Hague,M. Nijhoff,1916.
    Contributed by: MBLWHOI Library
    BHL Collections: MBLWHOI Library, Woods Hole
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