o 



u 



U 



Food for 

 Plants 



153 



+J 



o 



o 



■4-> 



c5 



O 

 1% 





O 



o 



- 



O 



o 



CO 



manured for a number of years, it may not be necessary 

 to use so much phosphate and potash. Nitrate of 

 Soda alone on such land often has a wonderful effect. 

 The best fertilizer is a mixture of 200 pounds of 

 Nitrate of Soda and 350 pounds phosphate. A small 



