170 



FOREST PRODUCTS 



per tree). This number has been determined upon as a result of experi- 

 ence it being found to be the most convenient in laying out a turpentine 

 operation, collecting the products, supervision, etc. Subdivisions of 

 the crop are called " drifts," which may follow topographic or other 

 natural or artificial divisions. 



Boxing. 



After laying out the crop, the trees are boxed during the winter accord- 

 ing to the old-fashioned system. This consists of chopping a cavity or 

 " box " about 3 to 4 in. wide, 6 to 7 in. deep and 12 in. long near the base 



Photograph by U. 6'. Forest Service. 



FIG. 44. "Cornering" a box to provide a smooth surface over which the resin is guided 

 into the box. Photograph taken at Statesboro, Georgia. 



of the tree. This cavity will hold about ij qt. and is designed to catch 

 the resin as it exudes from the surface, called the face, which is chipped 

 periodically. The top edge of the box is generally from 5 to 12 in. from 

 the ground. There may be from one to four or more boxes on every tree ; 

 depending upon its size. 



Cornering. 



Cornering consists of removing a triangular-shaped chip above each 



