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 



Fig. 44.- 



Photograph by U. A". Forest Service. 

 '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 i| 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 



