HOLLOW TRUNKS 19 



this should invariably be done just above a 

 healthy limb. 



When, as is often the case, a portion of the 

 trunk is carried away by the falling limb, the 

 difficulty of dressing and otherwise attending 

 to the wound is greatly increased. But in all 



Wound healing rapidly. 



cases smoothness of surface and prevention of 

 ingress of water arc the principal points to be 

 observed in the treatment. The best covering 

 for tree wounds is undoubtedly coal-tar or zinc 

 paint thinly applied, under which a callus 

 readily forms. Either may be applied with a 

 brush, and just in sufficient quantity not to 

 run on the adjoining bark during hot weather. 

 This can, however, be obviated by mixing a 



