20 



FARM ARITHMETIC. 



60. What is the money value of a fertilizer that 

 analyzes 7-3-3 ? 



61. What is the money value of a ton of fertilizer 

 composed of 1,600 pounds of acid phosphate and 400 

 pounds of kainit? 



62. When composed of 1,600 pounds of acid phos- 

 phate and 400 pounds of muriate of potash ? 



63. When composed of 1,600 pounds of acid phos- 

 phate 200 pounds of muriate of potash and 200 pounds of 

 kainit ? 



Fertilizer Distributor. 



Factory-mixed fertilizers. Commercial fertilizers 

 make up the greater part of purchased chemical manures. 

 They are sold under hundreds of names, but are valuable 

 only in proportion to the amount of plant food they con- 

 tain. The farmer, therefore, should be guided in buy- 

 ing factory-mixed goods by the guaranteed analysis and 

 not by any high-sounding name or brand. 



In computing the relative values of different fertilizers 

 hear in mind that one per cent means one part in a hun- 

 dred. This is the same as saying one pound in a hundred 



