FOREST REGENERATION AND TREATMENT. 



71 



the weeds. Poplar, and other fast-growing trees, so that 

 they would take on an upright form quite free from side 

 branches until their tops interlaced, after which they 

 would crowd one another. Such planting can often be 

 done at an expense of about two dollars per acre in ad- 

 dition to the cost of the seedlings, if the work is done 



FIG. 15. Old Pine cuttings after being once burned over. 



with a mattock. Under favorable conditions, the work 

 can be done for half this figure. It is not too much to 

 expect that a man and boy can plant 1,000 seedlings in 

 a day of ten hours under reasonably favorable condi- 

 tions. It is necessary for the success of such work that 

 weeds be prevented from smothering the trees, which they 



