22 



HUMAN AND ANIMAL WASTES 



TABLE 4. EFFECT OF ACTINOMYCIN ON THE MICROBIOLOGICAL 

 POPULATION OF CERTAIN NATURAL SUBSTRATES 



From Waksman and Woodruflf (945). 



PseudomonaSy Bacillus^ various anaerobic bacteria, Oidium, and many 

 others. When the manure was allowed to decompose, yellow rods, 

 fluorescent bacteria, and mesentericus types took the place of the strep- 

 tococci. 



The following heterotrophic bacteria have been demonstrated (775) 

 in manure : Bacillus subtilisj Bacillus mesentericus y Bacillus cereus. Ba- 

 cillus tumescenSy Bacillus fetasiteSy Pseudomonas fiuorescenSy Pseudo- 

 monas futiday Salmonella enteritidisy Escherichia coliy Proteus vul- 

 garis y Micrococcus luteusy Micrococcus candicansy Staphylococcus alhusy 

 Sarcina jiavay Streptococcus -pyogeneSy and others. Anaerobic bacteria 

 are also abundant (329). 



