20 AGRICULTURAL AND MECHANICAL COLLEGE OF TEXAS. 



ten or eleven years being the average time to run and twenty years the 

 greatest length of time recorded. 



Longleaf pine is the turpentine tree of the United States. About 

 281,000 acres of this timber in the longleaf region of Texas are being 

 operated for naval stores products. This area is small as compared 

 with the extensive operations in similar regions of other longleaf pine 

 States. 



In addition to lumbering and turpentining large quantities of ties, 

 staves, telephone and telegraph poles, piling, and fuel wood are pro- 

 duced. The ties are obtained either from farm lots or cut-over timber 



Mixed Shortleaf Pine and Hardwood Forest in Northeast Texas. 



holdings and culled areas. Except the larger sawmill plants these in- 

 dustries will continue indefinitely. . 



Shortleaf Pine Region. 



The area included within this region covers all the northeastern coun- 

 ties of Texas as far south as the longleaf and loblolly pine regions and 

 as far west as a line drawn from the western part of Eed River County 

 through Franklin, Wood, Smith, Henderson, and Anderson Counties to 

 the Trinity River, continuing southward along this river and meeting 

 the loblolly region in Madison County. It is the largest of the yellow 

 pine subdivisions, 30.000 square miles or more in area, and is well 

 developed agriculturally. The shortleaf pine region occupies the north- 



