JSacteriat Disease of the Squash-hug. 

 Table IV. 



359 



With the differing- couditions and the various sources 

 of infection employed, it would seem that there is no 

 chance for misinterpreting the above results. The effect 

 upon young chinch-bugs, as seen in Tables II. and III., 

 was rapid and marked, while all experiments upon 

 adults were slight in effect, and apparently less effective in 

 proportion as the bugs were unconfined and more nearly 

 free to exercise the liberty of the field. A field test was 

 also attempted, but no beneficial results could be noted, 

 and final experimentation along this line was necessarily 

 deferred. 



INFECTION EXPEKIMENTS WITH THE HOX-ELDER BUG 



{Leptocoris ti'loittatus Say). 



During a cold season in the early part of October, 

 many box-elder bugs were found under a tree near the 



