38 



Biochemical Activity of Microorganisms 



[March, 



could not survive on the acid medium. Typical data are given in 

 Table 7. 



TABLE 7 



Data pertaining to tests for erepsin-production on casein-agar 



TABLE 8 



Data pertaining to tests for erepsin-production on skim-milk-agar 



Organism 



Sphcerostübe coccophila 



Stysanus capitata 



Pseudopeziza ribis 



Colletotrichum gloeosporoides . 



Glomerella gossypii 



Helminthosporium turcicum . 



Macrosporium solani 



Alternaria sp 



Fusarium culmorum 



Septoria lycopersici 



Phyllosticta pirina 



Penicillium pinophylli 



Oidium lactis 



Actinomyces bovis 



Streptothrix sp 



Azotobacter chroococcum . . . . 



B. campestris 



B. amylovorus 



B. hartlebii 



B. fiuorescens liquifaciens . . 



B. butyricus 



B. prodigiosus 



B. mycoides 



B. pyocyaneus 



B. megatherium 



B. putidum 



Bact. lactis acidi 



B. cerogenes 



M. citricus 



M. candicans 



Sarcina alba 



Microspira tyrogena 



Diplococcus 



Urea coccus 



Growth 



Good 



Good 



Good 



Good 



Fair 



Good 



Good 



Good 



Good 



Poor 



Good 



Good 



Good 



Good 



Good 



Good 



Good 



None 



Good 

 Excellent 



Good 

 Excellent 



Good 



Good 

 Excellent 



Poor 



Good 



Good 



Good 



Poor 

 Excellent 



Poor 

 Excellent 



Good 



Dissolution of 

 coag^lum 



Slight 



Good 



Good 



Good 



Fair 



Fair 



Good 



Good 



Good 



None 



Good 



Good 



Halo produced 



None 



Good 



None 



None 



Poor 



None 



None 



None 



None 



None 



None 



Fair 



Poor 



Poor 



Poor 



Poor 



None 



None 



None 



Good 



Good 



Good 



Good 



Good 



Excellent 

 None 

 None 

 None 



Excellent 

 None 

 None 

 None 

 None 

 None 



