40 



BULLETIN 189, U. S. DEPARTMENT OF AGRICULTURE. 



TABLE XXXIV. Record of codling-moth larvse collected under bands at 

 Pickens, W. Va., during the season of 1912. 



INVESTIGATIONS IN 1913. 



SPRING-BROOD MOTHS. 



Of the 47 larvae collected in 1912, 28 wintered and transformed 

 to moths in 1913. Table XXXV shows the time of emergence. 



TABLE XXXV. Emergence of spring-brood codling moths at Pickens , 

 W. Va., during the season of 1913. 



The jars in which the larvae had wintered were examined twice a 

 week and on June 24 eight moths, which were the first of the season, 

 were found. The same number were found on June 28, and also on 

 July 1. The last were found on July 5. 



RESUME OF REARING EXPERIMENTS IN MARYLAND, VIRGINIA, AND 



WEST VIRGINIA. 



Tables XXXVI and XXXVII summarize the rearing experiments 

 of 1912 and 1913 in the different localities. 



TABLE XXXVI. Resume of rearing experiments on the codling moth at Jive points in 

 Virginia, West Virginia, and Maryland in 1912. 



