NORWAY PINE IN THE LAKE STATES. 6 



stands of Norway pine in northern Minnesota. On rich, well-drained 

 soil the tree has great possibilities, if given the start over its competi- 

 tors. In its soil and moisture requirements, Norway pine is somewhat 

 more exacting than jack pine but considerably less so than white 

 pine, which requires some clay in the subsoil. It can not endure 

 drought like jack pine, but grows well on sands where the better grade 

 of jack pine is found. Mechanical analysis has shown typical jack- 



— , NORTH WEST TERRITORY 



GENERAL RANGE, OF SPECIES 

 SPECIFIC LOCATIONS OF SPECIES 

 DETERMINED FROM DATA COLLECTED 

 Br THE FOREST SERVICE 



Fig. 1.— Distribution of Norway pine. 



pine soil to consist of 60.6 per cent coarse sand, 30.1 per cent medium 

 sand, 3.3 per cent fine sand, and a scattering of fine gravel, very fine 

 sand, silt, and clay. Typical Norway-pine soil is composed of 62.9 

 per cent fine sand, 12 per cent medium sand, 11.5 per cent very fine 

 sand, 6.7 per cent silt, 3.7 per cent coarse sand, 2.8 per cent clay, and 

 0.4 per cent fine gravel. White-pine soil contains no gravel, 43.4 per 

 cent very fine sand, 26.1 per cent silt, 16.2 per cent fine sand, 6.4 per 

 cent clay, and 7.9 per cent coarse and medium sand. When the 



