[Vol. 10 



250 



ANNALS OF THE MISSOURI BOTANICAL GARDEN 



such high acidity, comprising organisms 4, 5, 7, 14, and 16. 

 Of these 2 groups of fungi, Nos. 4, 11, and 14 varied considerably 

 and were almost intermediate between 



the 



In the 



of culture 4 the nitrogen source would seem to be of consid 



erable im 



in determining the limiting acidity 



This 



TABLE VI 



GROWTH OF FUNGI ON LEMON-JUICE DECOCTION 



OrganiRm 



Check 



2 



3 



4 



5 



7 



9 



Solut ion 



no. 



I 

 II 



III 



I 



II 

 III 



I 



II 

 III 



1 



II 

 III 



I 



II 

 III 



I 



II 



III 



I 

 II 



III 



P 



2.4 



2.4 

 3.9 



3.2 

 2.6 

 5.0 



2.4 

 2.4 

 4.2 



2.6 

 2.6 

 4.2 



2.4 



2.4 



3.9 



2.5 

 2.4 

 4.2 



2.5 

 2.4 

 4.1 



Cc.N/20KOH 

 per 10 cc. 



32.0 

 34.9 

 28.0 



20.0 



28.3 



7.2 



32.1 



34.0 

 16.9 



23.4 

 22.6 

 12.0 



27.0 



27.8 

 16.8 



24.3 

 30.7 



18.2 



24.1 

 25.5 

 23.8 



. 



Wgt. of mat 

 (mgms.) 



125 

 164 

 170 



No growth 



79 



137 



36 

 160 

 179 



No growth 



No growth 



155 



No growth 

 No growth 



77 



29 



54 



180 



division constitutes one which could be made by separating the 

 cultures according to parasitism. Organisms 2, 3, and 9 are little 

 more than saprophytes and are fungi which are secondary in 

 importance as far as the rotting of fruit is concerned, 

 fungi as Phomopsis Citri and Alternaria Citri, however, an 



Such 



ed 



ninjured 



