Physiological Charactees 



1. Relation to temperatuee : 



optimum °C.; limits to °C.; 



thermal death-point "C: time of exposure minutes; 



medium in which exposure is made 



2. BEI.ATION TO FRBE ox;ygen: 



3. Relation to other agents, such as 



desiccation, liffht, disinfectants, etc. : 



4. Pigment production: 



6. Gas production in sugar media: 



u. dextrose (1) Shake culture: 



(2) Fermentation tube, grrowth in open arm closed arm 



rate of development: 24 hours per cent.. 48 hours percent. 



72 hours per cent hours per cent. 



reaction in open arm 



gas formula, H: CO2: : 



b. lactose t. saccharose. 



6. Acid or ALKALI production:...: 



litmus milli. 



7. Reduction of nitrates: 



to nitrites to ammonia.. . 



8. INDOL production 



48 hours days ■ 



9. Enzyme PRODUCTION: 



proteolytic 



digestion of gelatin digestion of casein. 



diastatic 



10. Characteristic odor: 



11. Pathogenesis (or other special characters) : 



