CORN PESTS AND DISEASES 267 



that have not reached that stage die and rot in their 

 burrows, where they mold and decay, making the 

 corn unfit for use. 



In garden patches of sweet corn, hand picking is 

 the best remedy so far suggested. The planting of 

 several rows of early sweet corn around the field liable 

 to be infested has been advised. In such cases the 

 moths are attracted to these rows of early corn and 

 deposit their eggs, after which the worms can be 

 hand picked, or destroyed by the destruction of the 

 corn. Fall plowing will also break up and expose 

 many chrysalids. 



Fig 72— Corn Root Broken Across to Show Northern Corn Root Worm 

 Within 



(After Forbes) 



The Chinch Bug — As soon as wheat is cut the 

 chinch bug usually makes its way on foot, for it rarely 

 uses its wings, to the nearest corn field. It is not 

 an uncommon occurrence in the central western states 

 to see the ground literally covered with these bugs 

 in their various stages of development, passing from 

 one field to another. If the ground is reasonably dry 

 several furrows should be plowed around the field 

 of corn. After harrowing and pulverizing as much 

 as possible, open a furrow six to eight inches deep 

 with a single shovel plow. In this drag a smooth log 

 eight to ten inches in diameter until the furrow is 



