The Sanitarian, Vol. 25: A Monthly Magazine Devoted to the Preservation of Health, Mental and Physical Culture; July to December, 1890 (Classic Reprint) - Softcover

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Excerpt from The Sanitarian<br/><br/>Pathogenic germs evidently exist in the soil. The bacilli of tetanus, typhus, and cholera have been observed, and it is probable that the bacillus of tuberculosis, the pneumo-coccus, will be found. The superficial strata of the earth are extremely rich in pathogenic germs at a certain depth there is a limit beyond which the number of germs rapidly diminishes until they cease altogether.

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