CHAPTER V 



THE PEOBIiEM OF TILLAGE 



TILLAGE is the most important 

 operation in dry-farming, and 

 upon it will mainly depend the success or 

 failure of the crop. The modern plow is 

 the product of many centiu*ies of slow 

 improvement, and during this time it has 

 evolved from a crooked stick to an imple- 

 ment of marvellous efficiency. One of 

 the main objects of plowing is to leave 

 the soil in such a condition that but little 

 subsequent tillage will be needed to fit 

 the land for the crop. A good plow 

 should turn over the furrow shce in a 

 loose and crumbling condition and at the 

 same moment bury the weeds, stubble 

 and trash. In this way the labor of har- 

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