. Bacteria, especially as they are related to the economy of nature. Bacteriology. 42 BACTERIA One or two thousand cubic centimetres of the water under examination are passed through a sterilised Berkefeld filter by means of siphon action or an air-pump. The candle of the filter retains on its outer surface all, or nearly all, the. Hot Air Steriliser For the Sterilization of Glass Apparatus, etc. particulate matter contained in the water. The matter thus retained on this outer surface is brushed by means of a sterile brush into lo or 20 cc. of sterilised water. Thus we have all the organisms c

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. Bacteria, especially as they are related to the economy of nature. Bacteriology. 42 BACTERIA One or two thousand cubic centimetres of the water under examination are passed through a sterilised Berkefeld filter by means of siphon action or an air-pump. The candle of the filter retains on its outer surface all, or nearly all, the. Hot Air Steriliser For the Sterilization of Glass Apparatus, etc. particulate matter contained in the water. The matter thus retained on this outer surface is brushed by means of a sterile brush into lo or 20 cc. of sterilised water. Thus we have all the organisms contained in two litres of the water reduced into 10 cc. of water. From this, so to speak, con-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Newman, George, Sir, 1870- [from old catalog]. New York, G. P. Putnam's sons;

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Keywords: ., bookcentury1800, bookdecade1890, bookpublishernewyorkgpputnamsso