TABLES OF iMEASUREMEXTS. 



113 



5B 



2'/2 feet from Qround 



18 



34 



50 



6B 



82 

 100 

 115 





"O so 40 60 80 100 120 140 160 180 200 220 240 



/^GE OF D/Sf< 



Fia. 30.— Diagram showing diameter growth oi' dominant trees at various heights from ground in PeimsylTania. 



°o 20 40 To Yo mo JfJ^^ g/gf^s,^ '^° '^o 200 220 240 



Fig. 37. — Diagranj showing diameter growth of codominaut trees at various heights from irround in Pennsylvania. 



20233— No. 22 8 



