A FEW REMARKS ABOUT FERTILIZERS 



141 



tilizer for some distance from the tree, the roots are better able 

 to assimilate it and the soil organisms which render it avail- 

 able can act upon it more readily. 



It is Profitable to Use Fertilizers? — Every farmer should be 

 able to decide this question for himself. The nature of the 

 crop and the condition and fertility of the soil will determine 

 whether fertilizers should be used. If extensive farming is 



Fig. 12. — Liberal fertilization is usually profitable when growing truck crops. 



practiced and large crops are grown on small areas fertilizers 

 are generally required. Market garden and truck crops general- 

 ly more than pay for the liberal use of fertilizer. When market 

 garden and truck crops are grown on high priced land large 

 applications of fertilizer are necessary to produce maximum 

 crops to insure profitable returns on the investment. In some 

 sections potatoes, onions, tobacco, oranges, and other crops re- 

 ceiving large amounts of fertilizer give profitable returns. 



