CO 



4-1 

 O 



J-i 

 i-l 



cd 

 O 



cd 





 o 



I 



o 



Food for 

 Plants 



117 



of Soda seem large and are large in proportion to the actual 

 needs of the crops grown, at the same time the nature of 

 market-gardening requires free use of immediately available 

 plant food, and the results show that such use is very profit- 

 able. 



