i'. J. r. shAav 



113 



in each plot and one plot (E) received 18| lb. of sodiuni nitrate. The 

 nitrate was given to the plants in solution, each plant recei^dng about 

 r4 oz.; in three doses at intervals of six days. The cabbages grew well 

 and there was a steady appearance of "tokra." In March the crop was 

 counted and the figures were — 



dumber of cabbages Number of 0. indica 



Manured (E) .. 202 3,374 



Unmanured (F) . . 200 3,323 



Sodium nitrate did not have any efEect on the " tokra." 



The following Text-figure 3 is a diagrammatic summary of the second 

 year's experiments : — 



N 





Tobacco 288. 

 Oindicu 70. 

 0.c€f'ruuvl85 . 

 SodiunvnitrcLte 18 lbs 



Mustarci f634. 

 0. indica 3070 



Mustard 1949 



indie a ZOIZ . 



Soduirn nitrate 10 Ib.s 





Cabbage ZOZ 

 0.injdica3S74-. 



SodiiuTi nitrate I8lbs. 



Cabbage ZOO . 

 indjcu 33Z3 



Text-figure 3. 



(3) PusA— Season 1916-17. 



The same plots were placed under tobacco, mustard and cabbage as in 

 the previous season. 



(«) Tobacco. Of the two tobacco plots, that which had not received any 

 nitrate in the previous season, 1915-16 (Plot B), had contained the larger 



