CODLING MOTH IN NORTHWESTERN PENNSYLVANIA. 107 
He 
fs 
Nov. 
Oct. 
(Original. ) 
5 
Sept. 
15 
August 
die ley 
10 
20 25 30.-5 
Fic. 30.—Curves showing the maximum and minimum temperature at North East, Pa., 1909. 
SiO alo) 
June 
31 
1) 720" 25 
May 
