CHAPTER IX 

 SOIL SANITATION 



IF the farmer possesses in his fields a mine 

 of inexhaustible mineral resources, why is it 

 that one field yields bountifully, while an- 

 other does not repay the expense of seed? 



Maybe the soil is tired. 



If a man worked eight hours breaking stone, 

 he is tired. He is fatigued. 



What is fatigue? Fatigue is poison, it is a 

 toxin secreted by muscles. This is a scien- 

 tific fact well substantiated by research. There 

 is nothing sensationally "yellow" in the 

 articles that crop out now and again in the 

 newspapers to the effect that "the germ of 

 laziness" has been found. According to the 

 newspapers, this "germ" has been run down 

 to its lair at least a score of times in the last 

 few years. The simple statement is almost 

 scientific, in spite of the way the popular comic 

 artists handle it. Fatigue has never been 



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