92 



s Colonies from Na. asp. a</nr to 





.". I >aj s. 



it Days 





7 - 



1 — 



:i — 



5 g. 

 :■! 



7g. 

 1 — 



6 g. 

 12 — 



- 





l — 



Soil ext. (autoclaved) 



l — 

 7 g 

 1 — 



7 g. 





1 — 



7 g. 





1 — 



.; Colonics from Soil Ei'.rat {unhealed) to 



L and B agar. 

 Xa. asp. agar. 



Soil ext. (autoelaved) 



Agar alone 



Agar and soil 



5 Days. 



3 g. 



-' g. 

 \ 



1 — 



3 g. 

 3 g. 

 3 g. 



14 Days. 



3 g. 



3 g. 



3 g. 

 3g. 

 3g. 



3 Colonics from Soil Extract (uuloclated) to 





5 Days. 



5 Days. 





3 g. 

 3g. 

 3 g. 



3 g. 





3 g. 



Soil ext. (unheated) 



3g. 

 3 g. 





2g. 





1 — 



