TABLES OF MEASUREMENTS. 



163 



TABLE VII. Acre yields of second-growth White Pine, with measurements of young fine taken for analysis Continued. 

 C. MASSACHUSETTS Continued. 



(9) SITE i: 



Northbridge, Worcester County. 

 [500 feet above sea level.] 



Sample area : 1 acre. 



Soil: Yellow sandy loam, fine grain, deep, fresh, well drained, with about 4 inches mold on top, Age of pine: 35 years. 



and a moderately leafy surface cover; subsoil, probably ledge rock. Density of crown cover: 0.8. 



Foreit condition!: V hite Pine, with occasional Birch and Maple, on a hill ; undergrowth, moder- Number of trees : 413. 



ately dense, of Oak, Maple, and Chestnut. 1 



ACRE YIELD. 



Sample area : 1 acre. 



Average annual accretion: White Pine, 158 cubic feet. 



Brookfield, Worcester County. 

 [800 to 900 feet above sea level.] 



Soil: Dark brown or black loam, fine grain, light, deep, fresh, well drained, with about 2 inches Age of pine: 35 to 40 years. 



mold on top and a moderately leafy surfaro cover; subsoil, rock not far below surface. Density of crown cover : 0.8. 



Forest conditions : White Pine, with occasional Pitch Pine and hardwoods on north slope of uneven Number of trees : 303. 



land ; undergrowth dense, of various hardwoods, with Oak and Chestnut predominating. 2 



ACRE YIELD. 



Average annual accretion : White Pine, 104 cubic feet. 



1 Intermixed ipeciet: White Maple, 1 over 6 inches diameter and under 60 feet high ; 2 from 3 to 6 inches diameter and over 40 feet high. 

 Maple, 2 from 10 to 14 inches diameter and under 80 feet high ; 8 from 3 to 6 inches diameter and over 40 feet high ; 1 over 3 inches diameter 

 and under 40 feet high. Apple, 1 over 3 inches diameter and over 40 feet high. Young White Pine, 77. 



'/< : Oak, 152 (and numerous small trees) ; Chestnut, 52; Gray Birch, 1 ; Maple, 12 (and numerous small trees) ; White Maple, 3. 



1 Intermixed tpeciet : Pitch Pine, 2 from 10 to 14 inches diameter and under 80 feet high ; 5 from 6 to 10 inches diameter and under 60 feet 

 high. Oak, 1 over 6 inches diameter and under 60 feet high; 1 over 3 inches diameter and over 40 feet high; 1 over :t inches diameter and 

 nnder 40 iV-vt high. Gray liirch, 21 from 3 to tt inches diameter and over 40 feet high ; 4 from 3 to 6 inches diameter and under 40 feet high. 

 Whit i- liirch loverS inrhm diameter and over 40 feet high. Maple, 1 over 6 inches diameter and under 60 feet high; 1 over 3 inches diame- 

 ter :ind under 40 feet high. Chestnut, lover 10 inches "diameter and under 80 feet high; 1 over 3 inches diameter and under 40 feet high. 

 Poplar, 1 over 10 inches diameter and under 80 feet high. Young White Pine. 89. 



rndergrowlh .- Oak, 404; Chestnut. 188; Maple (Red and White), 93; Black Birch, 27; Heinlock,7; Ash, 30; Gray Biroh,32; Cherry (and 

 numerous small trees), 1. Numerous small Poplars not counted. 



