The Online Books Page

Books by Karl W. Opitz:

Books in the extended shelves:

• Opitz, Karl W.: Citrus growing in California. (University of California, Division of Agricultural Sciences, 1969) (page images at HathiTrust)
• Opitz, Karl W.: Citrus propagation (Division of Agricultural Sciences, University of California, 1959), also by J. C. Johnston and Edward Fraser Frolich (page images at HathiTrust)
• Opitz, Karl W.: Olive production in California (Division of Agricultural Sciences, University of California, 1966), also by Hudson Thomas Hartmann (page images at HathiTrust)
• Opitz, Karl W.: Propagation of citrus (Division of Agricultural Sciences, University of California, 1968), also by Robert G. Platt and Edward Fraser Frolich (page images at HathiTrust)
• Opitz, Karl W.: Pruning olive trees in California (Division of Agricultural Sciences, University of California, 1966), also by Hudson Thomas Hartmann (page images at HathiTrust)
• Opitz, Karl W.: Pruning olives in California (Division of Agricultural Sciences, University of California, California Agricultural Experiment Station, 1960), also by Hudson Thomas Hartmann and R. M. Hoffman (page images at HathiTrust)

Find more by Karl W. Opitz at your library, or elsewhere.