33 



The measurements were made early in the year (1914), and 

 the total results placed upon the records in the State Forester's 

 office. The inch classes are therefore omitted. 



Section 1, Sixty-one Year Old Plantation. 



Area, 1H acres. 



Total number of trees, 400. 

 Average height, 60 feet. 

 Board feet to acre, 41,000. 



Section 2. Thirty-eight Year Old Plantation. 



Area, 1% acres. 



Total number of trees, 375. 

 Average height, 50 feet. 

 Board feet to acre, 29,000. 



Georgetown, Mass. Owner, H. E. Guptill. 

 History. Although this timber was measured in 1912, the 

 totals are here given to show the results of the growth of white 

 pine planted with Norway spruce. The plantation was forty- 

 eight years old when measured, and was made with natural 

 seedlings transplanted from the woods. 



White Pine and Norway Spruce. 



Area, 2.57 acres; age, forty-eight years. 



Total board feet of spruce, 27,000. 

 Total board feet of pine, 55,000. 

 Total stand per acre, 33,000 board feet. 



CONCLUSION. 



The total results of the investigation, in terms of board 

 measure for pine, are as follows. The two sample plots of tam- 

 arack and the forty-two roadside trees at Sharon, Mass., are 

 not included. 



Board Feet 

 per Acre. 



Plantations 30 to 40 years old, 21,910 



Plantations 40 to 50 years old, 32,726 



Plantations 50 to 60 years old, 41,186 



