Tillage, Fertilizing and Rotation 



95 



Figure 10. — Diverse spring-tooth cultivator. 



one passage over the row, practically the same kind of 

 plows being used as on the single-stock plow. 



It is customary in certain localities to throw two 

 rows of vines to the same middle and cultivate the alter- 

 nate middles thus left free or clean. In some sections 

 the vines are turned from one side of the row to the 



FiGTJBE 11. — Five-tooth cultivator with banker attachment. 



