ESTABLISHING FORESTS BY PLANTING 



419 



ing. It has been successfully practiced by the author for a num- 

 ber of years in planting 2-year white pine seedlings under an 

 overwood. 



The trencher method 

 of planting, as devel- 

 oped in the progress 

 of forestation in the 

 sand hill regions of 

 Nebraska and Kan- 

 sas, 1 has proved more 

 successful in that 

 locality than other 

 methods when cost is 

 taken into considera- 

 tion. It has been 

 developed since 1909 

 and, consequently, has 

 not been sufficiently 

 tested to warrant a 

 specific statement as 

 to the range of condi- 

 tions under which it 

 can be successfully 

 used. It is best adapt- 

 ed, however, for loose, 

 sandy soils free from 

 stones and roots. 



In planting by this 

 method, the area is 



first gone OVer with an Photograph ^ U. S. Forest Service 



ordinary breaking FIG. 126. Planting yellow pine by the trencher 



plough or a side-hill method. The first team is the plow team, 



plow and furrows made The second is the trencher team. The men 



at intervals of 4 5 are P lantin S in the V-shaped slit in the bottom 



' ' of the furrow. Near Halsey, Nebraska. 

 or 6 feet as desired. 



The furrow is usually shallow, varying from 2 to 4 inches in depth. 

 The trencher is run in the bottom of the furrow. It makes a contin- 

 uous V-shaped slit approximately 4| inches wide at the top and 



1 Bates, C. G. and Pierce, R. G.: Reforestation of the sand hills of Ne- 

 braska and Kansas. (U. S. Forest Service, Bui. 121, p. 41. 1913.) 



