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  1. A leaf punch for sampling insecticide residues on foliage /
    By: Fahey, Jack E. - Rusk, Harold W. - United States.
    Publication info: [Washington, D.C.] :[U.S. Department of Agriculture, Bureau of Entomology and Plant Quarantine],[1949]
    Contributed by: University of Florida, George A. Smathers Libraries
    Subjects: Equipment and supplies  Foliar diagnosis  Leaves  Sampling  Spraying and dusting residues in agriculture  
    BHL Collections: Expanding Access to Biodiversity Literature
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  2. Physiographie der Medicinal-Pflanzen : nebst einem Clavis zur Bestimmung der Pflanzen mit besonderer Berücksichtigung der Nervation der Blätter /
    By: Ettingshausen, Constantin,
    Publication info: Wien :W. Braumüller,1862.
    Contributed by: Francis A. Countway Library of Medicine (archive.org)
    Subjects: Botany  Botany, Medical  Foliar diagnosis  Plant physiology  
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