330 



Bulletin 167 



3. Agar stab 528 



4. Gelatin 528 



5. Nutrient broth 529 



6. Milk 529 



7. Litmus milk 529 



8. Gelatin colonies 530 



9. Agar colonies 530 



10. Cohn's nutrient solution * . . 530 



1 1. Uschinsky solution 531 



12. Nitrogen requirements 531 



Physical and biochemical features 532 



1. The action of the organisms upon dextrose, lactose, 



sucrose and glycerin 53J 



Table 49. Acid and alkali produced in sugar free nutri- 

 ent bouillon 534 



Table 50. Acid and alkali produced in 2% dextrose 



bouillon 535 



Table 51. Acid and alkali produced in 2</< dextrose 



bouillon 53G 



Table 52. Acid and alkali produced in 2% lactose 



bouillon 537 



Table 53. Acid and alkali produced in 2 f /o lactose 



bouillon 538 



Table 54. Acid and alkali produced in 2% sucrose 



bouillon 539 



Table 55. Acid and alkali produced in 5% glycerin 



bouillon 540 



Table 50. Acid and alkali produced in 5% glycerin 



bouillon 511 



2. Ammonia production 542 



Table 57. Ammonia production 54:' 



Table 58. Ammonia production 51:: 



3. Action on nitrates ."it:; 



4. Indol 544 



5. Temperature relations 544 



6. Acids and alkalies 544 



7. Reduction processes 545 



8. Odor 545 



9. Gas production 545 



10. Crystals 545 



11. Oxygen requirements 545 



