by California Agricultural Experiment Station, Edward Oliver Essig, Edwin Coblentz Voorhies, Frederic Theodore Bioletti, Fritz Wilhelm Woll, John Eliot Coit, Paul Llewellyn Hibbard, Walter Eugene Packard, William Vere Cruess, Robert Willard Hodgson
A Progress Report
by California Agricultural Experiment Station, Edward Oliver Essig, Edwin Coblentz Voorhies, Frederic Theodore Bioletti, Fritz Wilhelm Woll, John Eliot Coit, Paul Llewellyn Hibbard, Walter Eugene Packard, William Vere Cruess, Robert Willard Hodgson
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