Showing 1 - 2 results of 2 for search '"University of Pennsylvania"', query time: 0.01s Refine Results
  1. 1
    Breeding pest-resistant trees : proceedings of a N.A.T.O. and N.S.F. Advanced Study Institute on genetic improvement for disease and insect resistance of forest trees held at The Pennsylvania State University, University Park, Pennsylvania on August 30th-11th September, 1964

    Breeding pest-resistant trees : proceedings of a N.A.T.O. and N.S.F. Advanced Study Institute on genetic improvement for disease and insect resistance of forest trees held at The Pennsylvania State University, University Park, Pennsylvania on August 30th-11th September, 1964

    Published 1966
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  2. 2
    The origin and cultivation of shade and ornamental trees

    The origin and cultivation of shade and ornamental trees by Li, Hui-Lin

    Published 1963
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