Eradication of Quack Grass. i8i 



ing the roots that are exposed by tlie plow- 

 ing, and (2) of freeing them from the soil. 

 In the spring use the harrow and culti- 

 vator occasionally in time of dry weather, 

 and the horse rake also if necessary, until 

 it is time to plant corn, roots, or some other 

 cultivated crop. Then cultivate this crop 

 properly, giving it such hand work as may 

 be deemed necessary along the line of the 

 rows. 



2. Plozif tinder deeply after the grass has 

 been cut for hay. Allow the grass to grow 

 until near the blossoming stage. Then 

 mow it for hay. Then plow the land 

 deeply, not less than 8 or 9 inches, and if 

 it can be plowed to a greater depth the 

 results will be even more satisfactory. The 

 plowing should be done with much care so 

 that all the grass is deeply buried. The 

 disk should then be run over the land every 

 seven to fourteen days subsequently dur- 

 ing the growing season. In a dry season 

 this method will prove very effective. 



J. Grozv tzvo crops of corn in succession. 

 Grow two crops of corn in succession, 

 planting the corn so that it can be culti- 

 vated both ways. The cultivation should 

 be so thorough that the quack grass will be 



