Harshberger on Relation of Ice Storms to Trees. 349 



the first storm was undoubtedly due to the strong wind that 

 was blowing at the time. The figures, however, give one 

 some idea of the immense weight of ice and snow that a 

 forest tree is capable of carrying under ordinary circum- 

 stances, and it is only when unusual storms come that the 

 limit of strength of each particular species is reached and 

 destruction occurs. 



