CHAPTER XV 



WHAT SHALL ONE BUY? 



Relative Values. The relative strengths 

 of the various materials containing lime 

 may be known and yet doubt continue re- 

 specting the choice to be made. The con- 

 flicting claims of dealers, and inaccurate 

 deductions from a single test made by some 

 individual, aid the confusion. If there were 

 always the single purpose of correcting soil 

 acidity, and if there were the same ease of 

 application in case of all the materials, the 

 choice would present much less difficulty. 

 Notwithstanding this, most land now has a 

 lime requirement, or will have one as leach- 

 ing, crop removal and chemical change 

 within the soil continue, and the puzzle is 

 no worse than a score of others that present 

 themselves continuously in farming. 



Destroying Acids. The cost of liming to 

 improve the physical condition of land is 

 prohibitive for most farms remote from 

 supplies of stone that can be burned and put 

 upon the land at a low price per ton. 

 Where stone is at hand, and soils are in- 



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