52 



The Bulletin. 



jured in this way seldom, if ever, recover. Frequently plants which 

 have their roots destroyed by wireworms recover by sending out ad- 

 ditional roots from the stalk above the roots that have been destroyed. 



Fig. 40.— Tobacco Leaf Injury by Tobacco Leaf Miner, reduced. 

 (Author's illustration.) 



Control. 



No entirely satisfactory method of control has ever been devised 

 for preventing the attacks of Wireworms. Some relief can be secured 



