48 



N. H. AGR. EXPERIMENT STATION. [Bulletin 172 



K 



a; 



w 



D 

 cc 



K 



Pi 



as 



CO 

 03 



o 



X 



o 



X 



pa 



=0 



=0 



02 



CS 

 CC 



cc 



►J 

 P 

 02 



<; 



cc 



B 



02 



o 



« 



m 



^ 



