36 'J'HE PRINCIPLES OF HANDLINC. WOODLANDS 



B. The Clear-Cutting Systems. 



1. Clear-Cutting with Artificial Reproduction. 



;i. Clear-Cutting the llliole Stand. — The whole stand 

 is clear-cut in one operation, and the area re- 

 stocked by artificial seeding or planting. 



b. Clear-Cutting in Strips. — The stand is removed 



gradually by a series of clear-cuttings in strips. 



c. Clear-Cutting in Patches. — The stand is removed 



gradualh- h\ a series of clear-cutting opera- 

 tions, at least the first cuttings having the form 

 of irregular patches cut in the stand. 



2. Clear-Cutting with Natural Reproduction. 



a. Clear-Cutting the li^hole Stand. — The stand is 



clear-cut in one operation, and the surround- 

 ing stands are relied upon for reproduction. 



b. Reserving Blocks of Trees.— Tht stand is cut 



clear, except for large blocks of trees left stand- 

 ing for seed, the latter usually constituting 

 not over IS to 2S per cent, of the area. 



c. Reserving Scattered Seed-Trees. — The stand is cut 



clear, except for scattered individual trees left 

 standing for seed. 



d. Reserving Groups of Seed-Trees. — The stand is 



cut clear, except small groups left here and 

 there for seed. 



e. Reserving Thrifty Standards. — All trees are cut, 



except a limited number of thrifty individuals 

 left to furnish seed, and to grow with the new 



