Report of the plant pathologist to July 1, 1906 Smith, Ralph E. (Ralph Eliot), 1874-1953 creator text book Berkeley, Cal Agricultural Experiment Station 1907 1907
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ENG Cover title. Agricultural experiment stations California Plant diseases Bulletin (California Agricultural Experiment Station), 184 https://www.biodiversitylibrary.org/bibliography/59247 10.5962/bhl.title.59247 RQF