» 



University of California Publications in Agricultural Sciences [Vol.3 



Table 8 — Antagonistic Effects Between MgCl 2 and XaCl 



No. 

 A 

 B 

 C 

 I) 

 E 

 F 

 G 

 H 

 I 

 J 

 K 



MgCl. vs. 

 NaCl M. Cone 



.00 x .00 



.00 X.208 



.001 x .180 



.01 x.160 



x.128 



x.096 



x.064 



x.032 



x.01 



x.001 



x.00 



.1 

 .2 



.4 



.6 



.8 



1.0 



1.2 



48 UTS. 



3,100,000 



226,000 

 3,250,000 

 5,424,000 

 2,260,000 

 1,582,000 



904,000 



96 hrs. 

 7,644,000 



452,000 



6,212,000 



10,396,000 



12,656,000 



8,684,000 



3,102,000 



904,000 



144 hrs. 



13,686,000 



452,000 

 11,201,000 

 16,368,000 

 20,696,000 

 14,956,000 

 6,358,000 

 1,872,000 



192 hrs. 240 hrs. 



15,203,000 17,009,000 



226,000 

 678,000 

 14,258,000 

 21,690,000 

 25,882,000 

 17,009,000 

 10,605,000 

 3,896,000 



226,000 

 1,130,000 

 17,255,000 

 25,793,000 

 28,890,000 

 21,583,000 

 15,430,000 

 4,276,000 



30 



28 

 26 

 24 

 22 

 20 

 1 18 



f. 



I. 16 



* 14 



12 



in 

 8 

 6 

 4 



A B C 



MgClo 



D K P G H 



Concentration of salts 



J K 



NaCl 



Fig. 8.— Curves of yeast growth showing antagonism between MgCL and 

 NaCl. The onlinates represent the number of yeast cells in millions ami the 

 abscissae, the concentration of salts in combination. The ordinate at A repre- 

 sents the number of veast cells in blank cultures. 



