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Background of work and study in public health hygiene
Early work on plant pathology and bacteriology in North
Vegetable pathologist with the United States Department
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acid agar Agric Agricultural College Amer American animal anthrax Bacillus bacteria Bacteria in Relation bacterial diseases bacteriology Bacterium Bacterium tumefaciens beet believed biological botanists botany bulletin Burrill cancer research cause cells chemical crown gall crown-gall DeBary Department of Agriculture diary discovery diseases of plants E. F. Smith Erwin F Experiment Station experimental Farlow field fungi fungus Galloway grape growth Idem important infection inoculated Institute interest investigations Johns Hopkins Jour Journal July Koch laboratory later letter malady medicine meeting ment methods Michigan microscope mosaic Mycology orchard organism paper parasite Pasteur pathologist peach yellows pear blight physiology Phytopathology plant diseases plant pathology potato present professor published pure cultures Relation to Plant sarcoma School scientific scientists Society Spalding species stained sugar sugar beet Swingle Theobald Smith tion tissues trees tumors University Vegetable Pathology vine virus Washington Welch wrote Smith