THE WESTERN YELLOW PINE MISTLETOE. 13. 
= 
‘SS PSSST CESSES as EESSS LOSES SET EPSSERE ST 
2EETE Seen SSeTSEAS ISD cases saeee Tappenares eases: 
prot resvarters: Perse, 
eeanet bas ce Ess. 
Age in Years 
Fic. 3.—Volume-age curves showing the effect of the four degrees of mistletoe infection on the 21-60and 
61-100 year age classes. 
8 
& 
vee in Cublo Feer 
& 
Age in,Years 
Fic. 4.—V olume-aze curves showing the effect of the different degrees of Mistletoe infection on the 101-140 
and the 201-240 year age classes. 
