. Bacteria, especially as they are related to the economy of nature. Bacteriology. lOO BACTERIA matter is caught in the sugar. Warm, nutrient gelatine (10-15 cc.) is now poured into the broad end of the tube, and by means of a sterilised stilette the sugar is pushed down into the gelatine, where it quickly dissolves. We have now in the gelatine all the micro-organisms in the air. Sedgwick's Tube Fixed upon Tripod for Air Examination which has been drawn through the tube. After plugging with wool at both ends, the tube is rolled on ice or under a cold-water tap in order to fix the gelatine all

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. Bacteria, especially as they are related to the economy of nature. Bacteriology. lOO BACTERIA matter is caught in the sugar. Warm, nutrient gelatine (10-15 cc.) is now poured into the broad end of the tube, and by means of a sterilised stilette the sugar is pushed down into the gelatine, where it quickly dissolves. We have now in the gelatine all the micro-organisms in the air. Sedgwick's Tube Fixed upon Tripod for Air Examination which has been drawn through the tube. After plugging with wool at both ends, the tube is rolled on ice or under a cold-water tap in order to fix the gelatine all round the in- ner wall of the tube, which is incubated at room tempera-. 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