. Carnegie Institution of Washington publication. . TOBACCO WILT. Behavior of Sumatran Bad. solanaeearum (Medan III) at 25°C. ± in centrifuged !itmus-milk to which cream was added. (1) Control in cream-free litmus-milk, inoculated and kept 31 days (compare with pis. 23, fig. 7, and 41. fig. 6): no reduction, .scanty bacterial precipitate at X; (2) the same with addition of cream: tube inoculated 8 days, acid production beginning in cream layer; (3) another tube of same inoculated milk plus cream, after 31 days: distinct reduction, and copious bacterial precipitate at X; t4) another tube of the
. Carnegie Institution of Washington publication. . TOBACCO WILT. Behavior of Sumatran Bad. solanaeearum (Medan III) at 25°C. ± in centrifuged !itmus-milk to which cream was added. (1) Control in cream-free litmus-milk, inoculated and kept 31 days (compare with pis. 23, fig. 7, and 41. fig. 6): no reduction, .scanty bacterial precipitate at X; (2) the same with addition of cream: tube inoculated 8 days, acid production beginning in cream layer; (3) another tube of same inoculated milk plus cream, after 31 days: distinct reduction, and copious bacterial precipitate at X; t4) another tube of the same after 55 days. Tubes 5, 7, 8, are cultures of other organisms in same creamy medium introduced for comparison: (5) Aplanobaeter michiganensi i N. Y. strain, colony 5), after 12 days: cream not reddened (compare with pi. 11,); (6) uninoculated tube for comparison with 7 and 8, the white mass at the top is cream; (7) Bacterium campestre after 28 days: milk slightly reddened and translucent, cream unchanged; (8) Bacterium mori (isolated from French mulberry) after 28 days: milk blued, cream not 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 Carnegie Institution of Washington. Washington, Carnegie Institution of Washington
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