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Kansas State Board of Agriculture. 



creep in. In this way very little time will be spent going empty 

 across ends. The border is plowed out last, usually throwing in one 

 year and out the next. Another method is to start in the center and plow 

 around without lifting the bottoms. This method has the disadvantage 

 of leaving corners that must be plowed out later with horse plows. (See 

 "Plows," in index.) 



FIG. 227. The single disk. 



FIG. 228, The double disk. 



