FORESTRY. 



113 



advantage in reproducing a wood crop or how to establish 

 a wood-lot can obtain from the U. S. Department of Agri- 

 culture, free of charge, a pamphlet entitled "Forestry for 

 Farmers," in which in plain language is discussed in detail 

 how trees and forests grow, how to start a wood-crop, and 

 how to manage the wood-lot. 



It does not exhaust the subject, but merely teaches the 

 first steps, and the thinking farmer will find his way of step- 

 ping farther. 



NU3IBEPv OF TREES ON AN ACKE. (Egleston.) 



The number of trees needed to plant an acre of ground, 

 at various distances apart, is as follows: 



2 ft. apart each way lo.Sgo 



3 " by 2 ft 7,260 



3 " apart each way 4,840 



4 " " " " 2,722 



5 " " " " 1,742 



6 " " " " 1,210 

 8 " " " " 680 



10 " " " " 435 



ft. apart each way. 



302 



200 



135 



no 



90 



70 



50 



Rows six feet apart, and trees one foot apart in the row, 

 7260 trees per acre. 



Rows eight feet apart, and one foot apart in the row^ 

 5445 trees per acre. 



Rows ten feet apart, and one foot apart in the row, 4356 

 trees per acre. 



One mile of wind-breaks or shelter-belt requires 5280 

 trees, or cuttings for a single row one foot apart in the row- 



