RESISTANCE OF CONIFERS TO CREOSOTE INJECTION. 



89 



Table 4. — Results of penetrance tests on individual pieces — Continued. 



WESTERN HEMLOCK— SAPWOOD. 





'o 



o 



&* 



a. a 



a « 

 ft 



&a 



SP.S 



r 



u 



ft 

 <U O 



11 

 t 



o 



e3 



o . 



o 



I 

 1 



1 



u 



> 



< 



u 

 a> 



ft 



m .S 



© 3 

 «1 



Time re- 

 quired to 

 penetrate 12 

 inches. 



Penetrations. 



Piece No. 



Longitudi- 

 nal. 



Radial. 



Tangential. 





.5 a 



r ® 



© © 



CO 



© © 



■Mfl 



© OJ 



*a 



© © 



*a 



si 



89 



86 



90 



Perct. 

 8.3 

 13.1 

 13.2 



20.5 

 26.4 

 22.0 



Lbs. 



28.6 

 28.0 

 27.5 



Min. 

 30 



60 

 120 



6 F 



124 

 138 



135 



84 

 83 

 80 



30 

 0) 



30 



Min. 



0) 

 C 1 ) 

 C 1 ) 



Ins. 

 8.50 

 8.30 

 8.00 



Ins. 

 12.0 

 12.0 

 12.0 



Ins. 



0.06 

 .08 

 .12 



Ins. 



0.08 

 .12 

 .15 



Ins. 



0.11 

 .12 

 .13 



Ins. 



0.20 

 .32 

 .30 



Average.... 



11.5 



23.0 



28.0 



70 



132 



82 







8.27 



12.0 



.09 



.12 



.12 



.27 



ENGLEMANN SPRUCE— HEARTWOOD. 



172 



178 



157 



9.4 

 10.5 

 8.0 



24.5 

 12.2 

 10.9 



23.82 

 25.28 

 25.89 



45 

 60 

 120 



128 

 151 

 151 



89 

 90 

 88 



0) 



C 1 ) 



0) 

 0) 

 0) 



2.50 

 4.0 

 2.0 



3.50 

 6.50 

 6.0 



0.50 

 1.00 

 1.00 



1.10 

 1.30 

 1.00 



0.05 

 .05 

 .08 



0.05 

 .05 

 .08 



Average... 



9.3 



15.9 



25.00 



75 



143 



89 







2.83 



5.33 



.83 



1.13 



.06 



0.6 









ENGLEMANN SPRUCE— SAPWOOD. 



134 



7.3 



44.4 



26.85 



1 



115 



89 



i \ 



6.0 



12.0 



0.50 



0.80 



0.30 



0.50 



148 



13.6 



21.8 



26.88 



2 



118 



89 



1 1 



2.50 



12.0 



.30 



.90 



.08 



.10 



190 



21.0 



42.0 



25.60 



2 



120 



89 



( Immedi- 

 \ ately. 



}l2.0 



12.0 



.30 



/ .60- 

 \ 1.6 



} .05 



.05 



Average . . . 



14.0 



36.1 



26.44 



2 



118 



89 











6.8 



12.0 



.36 



.98 



.14 



.22 



WESTERN LARCH— HEARTWOOD. 



226 



211 



210 



10.3 

 11.2 



8.9 



55.0 

 58.0 

 60.0 



30.78 

 29.13 

 30.70 



30 

 60 

 120 



141 

 151 

 140 



76 

 89 

 80 



1 



15 



15 



% 



30 



1.00 

 5.00 

 3.50 



3.4 

 12.0 

 12.0 



0.06 

 .10 

 .10 



0.30 

 .80 

 .10 



0.07 

 .12 

 .12 



0.10 

 .30 

 .30 



Average... 



10.1 



58 



30.20 



70 



144 



82 







3.17 



9.1 



.09 



.40 



.10 



.23 



TAMARACK— HEARTWOOD. 



312 



12.3 



13.6 



32.1 



30 



143 



87 



30 



30 



0.50 



12.0 



0.02 



0.05 



0.02 



0.05 



313 



12.1 



14.0 



30.4 



60 



134 



90 



45 



30 



1.50 



12.0 



.05 



.10 



.05 



.10 



311 



12.1 



14.4 



30.4 



120 



139 



86 



30 



30 



.60 



12.0 



.05 



.10 



.05 



.10 



Average... 



12.2 



14.0 



31.0 



70 



139 



-88 







.87 



12.0 



.04 



.08 



.04 



.08 



LODGEPOLE PINE— HEARTWOOD. 



167.... 

 138.... 



13.7 

 12.5 

 9.7 



12.0 6.1 22. 



22.62 

 22.43 

 23.02 



52 138 



0.20 



.50 



2.25 



2.00 

 2.50 

 4.00 



1.20 

 1.00 

 1.20 



63 1. 13 



i Creosote did not penetrate to end of specimens. 



2 Could not be determined. 



