322 



FORESTRY AND IRRIGATION. 



August, 



FIG. 4. NATURAL REPRODUCTION OF WHITE PINE. SEED TREES (iN THE RACKGROUND) ON 



THE WINDWARD SIDE. 



space they require. As White Pine may 

 naturally come up in a very thick stand, 

 quite a slash will be necessary to rid the 

 woods of the undesirable trees (Fig. 2, 

 Fig. 3). In choosing the ones to be re- 

 moved, the deformed and diseased trees 

 should be taken first. The former, if 



left, will never amount to anything, and 

 are liable to injure the growth of the 

 remaining crop. The latter usually 

 harbor injurious forest insects, which in 

 a great many cases cause considerable 

 damage. 



There can be no set rule as to what 



I 



FIG. 5. SHOWING GRAY BIRCH AND YOUNG WHITE PINES. 



