130 EXPERIMENTAL DAIRY BACTERIOLOGY 



8. Litmus milk. 



Acid, alkaline, acid then alkaline, no change. 



Prompt reduction, no reduction, partial slow reduction. 



9. Gelatin colonies. 



Growth, slow, rapid. 



Form, punctiform, round, irregular, amoeboid, mycelioid, filamen- 

 tous, rhizoid. 



Elevation, flat, effuse, raised, convex, pulvinate, crateriform, 

 (liquefying). 



Edge, entire, undulate, lobate, erose, lacerate, Jimbriate, filamen- 

 tous, floccose , curled. 



Liquefaction, cup, saucer, spreading. 



10. Agar colonies. 



Growth, slow, rapid (temperature '. ). 



Form, punctiform, round, irregular, amoeboid, mycdioid , filamen- 

 tous, rhizoid. 



Surface, smooth, rough, concentrically ringed, radiate, striate. 



Elevation, flat, effuse, raised, convex, pulvinate, umbonate. 



Edge, entire, undulate, lobate, erose, lacerate, fimbriate, Jloccose, 

 curled. 



Internal structure, a morphous, finely granular, coarsely (jranular, 

 grumose, filamentous, Jloccose, curled. 



11. Starch jelly. 



Growth, scanty, copious. 



Diastasic action, absent, feeble, profound. 



Medium stained 



12. Silicate jelly (Fermi's solution). 



Growth, copious, scanty, absent. 



Medium stained 



13. Conn's solution. 



Growth, copious, scanty, absent. 

 Medium, fluorescent, nonftuorescent. 



14. Uschinsky's solution. 



Growth, copious, scanty, absent. 

 Fluid, viscid, not viscid. 



15. Sodium chloride in bouillon. 



Per cent inhibiting growth 



16. Growth in bouillon over chloroform, unrestrained , feeble , absent. 



17. Nitrogen. 



Obtained from peptone, asparagin, glycocoll, urea, ammonia salts, 

 nitrogen. 



