40 



AGRICULTURE FOR COMMON SCHOOLS 



well and is hard to work up into good condition. 2. The /ap 

 or overlapping furrow is one in which the furrow-slice over- 

 laps the previous one and covers about half of it. In this 

 kind of furrow the slice seems to be standing on one corner. 

 This is the kind of furrow that should be used in fall plowing, 



6. A GOOD JOB OF PLOWING 



A reversible plow is being used 



By courtesy of the Indiana Experiment Station 



for it will expose considerable surface to the weather and will 

 catch much rain and snow. 3. The rolling furrow is much 

 like the lap furrow except that one edge seems to be rolled 

 under and the whole slice does not seem to be standing so 

 much on a corner. The rolling furrow is made by a plow 

 having a jointer attached. This kind of furrow-sHce pul- 

 verizes the soil well and leaves the land in good condition to 

 harrow. 



