Table 14— Yields of western larch plantations having 500 trees per acre surviving 5 years, thinning from below to 250 trees per acre at 20 years, 

 and thinning from below to 100 trees per acre at 50 years 



Summary statistics 



Volume per acre Removals per acre 



Site 

 index 



Age 



Trees/ 

 acre 



Total 

 volume 



Merchant- 

 able 

 volume 



Merchant- 

 able 

 volume 



Trees/ 

 acre 



Total 

 volume 



Merchant- 

 able 

 volume 



Merchant- 

 able 

 volume 



BA/ 

 acre 





Top 



nBiQni 



rnu 



Growth 



MORy 

 year 



n 









Ft' 



fx^ 



Bdft 





Ft' 



Ft' 



Bdft 



Ft' 





Ft 



Yr 



Ft' 



Ft' 





50 



5 



500 



































1 



3 



5 











0.0 





10 



462 



3 



























1 



2 



8 



10 



2 







0.7 





20 



40S 



19 











155 



3 











4 



4 



16 



10 



6 







1.6 





30 



221 



7S 



























10 



11 



25 



10 



14 







2.9 





40 



208 



212 



7 



27 



















21 



21 



33 



10 



24 



1 



4.3 





50 



197 



444 



102 



394 



97 



144 



1 



2 



22 



21 



41 



10 



21 



1 



6.4 





60 



97 



500 



316 



1279 



















31 



28 



48 



10 



25 



2 



7,6 





70 



94 



735 



619 



2592 



















39 



35 



56 



10 



28 



3 



8.6 





80 



89 



987 



892 



3839 



















47 



42 



63 



10 



28 



4 



9.8 





QA 

 911 



n'^ 



oo 





1 1 40 



4999 



Q 



Q 



Q 





54 



47 



68 



10 



19 



c 



in ft 





inn 



lUU 



O 1 





1 Oi7^ 

















60 







10 





7 

 1 



117 

 II./ 





1 in 



76 



1 732 



1646 



7547 

















66 



56 



78 



10 



33 



g 



19 R 





ion 







1 ooo 



ooou 







n 

 u 





71 

 / 1 





oo 



1 u 





1 u 



1 (3.** 





1^ 



DO 





c. 1 c.cL 



i Uco^ 



n 

 u 



n 



n 

 u 







7C 



R9 



Of 



1 u 





1 9 



lA 9 





1 An 



A'5 

 Ou 



9A99 





1 1 D 1 D 



n 



\j 



n 

 u 



A 

 U 



A 

 U 



7Q 



CA 



Q1 



1 u 



19 



11 



1 c: 1 





i cn 



DU 









A 

 U 



A 

 U 



A 

 U 



A 

 U 





OO 





A 



u 



A 



U 



A 

 U 



ICQ 



70 



5 



500 



































1 



3 



5 



2 







0.0 





10 



465 



8 



























3 



4 



12 



10 



8 







1.0 





20 



420 



83 











170 



12 











10 



11 



25 



10 



27 







2.7 





30 



233 



336 



29 



113 



















29 



29 



38 



10 



53 



1 



4.8 





40 



224 



851 



391 



1566 



















55 



52 



49 



10 



73 



4 



6.7 





SO 



211 



1540 



1202 



5050 



111 



556 



324 



1301 



50 



45 



60 



10 



53 



4 



9.6 





60 



96 



1480 



1384 



6121 



















65 



57 



69 



10 



60 



8 



11.2 





70 



89 



1997 



1897 



8715 



















78 



66 



78 



10 



64 



12 



12.7 





80 



83 



2509 



2405 



1 1556 



















90 



74 



85 



10 



64 



17 



14.1 





90 



77 



2980 



2874 



14484 



















99 



80 



92 



10 



63 



21 



15.3 





100 



71 



3403 



3296 



17102 



















106 



84 



98 



10 



63 



26 



16.6 





110 



65 



Zlll 



3669 



19479 



















111 



87 



103 



10 



62 



28 



17.7 





120 



60 



41 1 9 



401 1 



21622 



















115 



89 



108 



10 



58 



30 



18.8 





130 



55 



4400 



4292 



23317 



















118 



90 



112 



10 



58 



33 



19 9 





140 



50 



4652 



4545 



24741 















Q 



120 



91 



117 



10 



57 



35 



20 9 





150 



46 



4869 



4764 



25851 



















121 



91 



121 







Q 



Q 



21 9 



80 



5 



500 



































1 



3 



5 



3 







0.0 





10 



473 



14 



























4 



5 



14 



10 



16 







1.3 





20 



437 



177 











187 



29 











16 



17 



31 



10 



52 







3.4 





30 



238 



664 



184 



730 



















47 



44 



46 



10 



87 



2 



6.0 





40 



229 



1514 



1111 



4642 



















82 



74 



58 



10 



108 



9 



8.1 





SO 



213 



2504 



2233 



9711 



113 



912 



743 



3118 



69 



60 



70 



10 



70 



8 



11.2 





60 



95 



2218 



2110 



9693 



















84 



71 



79 



10 



79 



17 



12.8 





70 



87 



2842 



2731 



13176 



















98 



80 



87 



10 



82 



21 



14.4 





80 



80 



3449 



3335 



16987 



















108 



87 



96 



10 



85 



27 



15.8 





90 



73 



4030 



3913 



20658 



















118 



93 



103 



10 



81 



33 



17.2 





100 



66 



4507 



4390 



23645 



















124 



96 



109 



10 



80 



40 



18.5 





110 



60 



4912 



4795 



26092 



















127 



97 



115 



10 



77 



44 



19.7 





120 



54 



5240 



5124 



27913 



















129 



98 



121 



10 



70 



47 



20.9 





130 



49 



5466 



5353 



29046 



















129 



97 



125 



10 



71 



51 



22.0 





140 



44 



5662 



5552 



29865 



















129 



96 



130 



10 



65 



50 



23.1 





150 



40 



5816 



5708 



30426 



















128 



94 



135 















24.2 



43 



