Plants 



Types of Characteristic Rock Shattering (3). 



able to hold its own and thus to make what the market calls a 

 finer, better hay; and since the market demands timothy and 

 pays for it, the farmer who sells hay is wise if he meets the 

 demand. 



Financial Profit from Use of Nitrate. 



Frequently more plant food is paid for tt t^^ p 



and put on the land than the crop can 

 possibly use, the excess being entirely thrown away, or, at 

 best, saved to benefit some subsequent crop. 1 his was 

 far from the case in these trials. Indeed, it was found by 

 analysis of the hay that more potash was removed by the 

 crops of the first two years than had been added in the 

 muriate used, consequently the amount applied upon each 

 plat was increased in 1901 and in 1902. \he Nitrogen 

 requirement of the crops was found to be slightly less than 

 was supplied in 450 pounds of Nitrate and the amount was 



75 



left to combine with other free acids of the soil. This, ^°°'^ ^o*" 



like lime, neutralizes the acids and thus 



^'sweetens" the soil for the timothy. Red 



top, on the contrary, does well on soils 



which are slightly acid, and so would have 



the advantage over timothy in a soil not 



perfectly sweet. With the assistance of the 



Soda set free from the Nitrate, the timothy was more than 



How Nitrate 

 Neutralizes Soil 

 Acids and 

 Sweetens the 

 Soil. 



