RESISTANCE OF CONIFERS TO CREOSOTE INJECTION. 



41 



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



NOBLE FIR— SAPWOOD. 







o 



8 



ft 



CD 



1 



u 

 ft 



Time re- 

 quired to 



Penetrations. 







fl • 







%A 









Piece No. 





d © 



H P. 



.SPo 

 a> o 



*o 



O • 

 IS 



SP 



go 



CO 3 



MO* 



2 M 



penetrate 12 

 inches. 



Longitudi- 

 nal. 



Radial. 



Tangential. 





w ~; 



§T3 





*s 





*a 





«a 





i 





o 



-g 



EH 



> 



> 

 -4 



£ pi 



r ® 



8d 



> 2? 



03 3 



^ 

 -I 03 



^2 

 23 



-4* 



c3 a 





Per a. 





Lbs. 



Min. 



OJ1 



X6a. 



.Mm. 



Min. 



7ns. 



Ins. 



Jtis. 



Ins. 



JftS. 



Ins. 



272 



10.8 



27.3 



22.2 



30 



144 



90 



5* 



12 



10.0 



12.0 



0.30 



0.4C 



0.10 



0.15 



276 



8.9 



19.1 



25.4 



6fl 



142 



90 



1 



15 



9.0 



12.0 



.10 



.1C 



.30 



.50 



266 



13.6 



29.5 



23.4 



120 



140 



89 



3 



15 



12.0 



12.0 



.15 



.15 



.90 



.90 



Average... 



11.1 



25.3 



23.7 



70 



142 



90 







10.3 



12.0 



.18 



.22 



.43 



.52 



DOUGLAS FIR— HEARTWOOD. 



110 



12.9 



13.9 



28.3 



30 



137 



88 



(i) 



(i) 



0.30 



5.0 



0.03 



0.08 



0.04 



0.09 



Ill 



7.5 



12.2 



27.0 



60 



138 



88 



(!) 



(!) 



.60 



12.0 



.05 



.12 



.05 



.09 



108 



10.9 



15.0 



28.0 



120 



142 



88 



0) 



0) 



.80 



9.0 



.08 



.10 



.08 



.10 



Average. . . 



10.4 



13.7 



27.8 



70 



139 



88 









.57 



8.6 



.05 



.10 



.06 



.09 



DOUGLAS FIR— SAPWOOD. 



112 



113 



115 



15.4 

 10.9 

 15.3 



21.4 

 26.0 

 21.7 



26.9 



26.5 

 27.3 



30 

 60 

 120 



139 

 136 

 141 



86 



87 

 87 



25 

 15 



0) 



0) 

 45 

 0) 



5.10 

 5.20 

 8.00 



12.0 

 12.0 

 12.0 



0.40 

 .40 

 .50 



1.00 

 1.00 

 1.00 



0.05 



.05 

 .07 



0.10 

 .10 



.12 



Average... 



13.9 



23.0 



26.9 



70 



139 



87 







6.10 



12.0 



.43 



1.00 



.06 



.11 



SITKA SPRUCE— HEARTWOOD. 



220 



209 



219 



14.5 

 13.8 

 9.5 



9.3 

 4.1 



8.6 



17.47 

 15.85 

 17.86 



30 

 60 

 120 



144 

 147 

 140 



84 

 85 

 84 



30 

 15 



30 

 15 



12.0 

 12.0 

 12.0 



12.0 

 12.0 

 12.0 



0.08 

 .10 

 .10 



0.12 

 .15 

 .20 



0.08 



.06 

 .20 



0.20 

 .15 

 .20 



Average... 



12.6 



7.3 



17.06 



70 



144 



84 











12.0 



12.0 



.09 



.16 



.11 



.17 



SITKA SPRUCE— SAPWOOD. 



212 





11.4 

 11.8 

 12.3 



18.86 

 19.06 

 18.60 











4.0 

 12.0 

 12.0 



12.0 

 12.0 

 12.0 



0.08 

 .10 

 .10 



0.20 

 .20 



.14 



0.15 

 .12 

 .18 



0.25 



223 



228 



7.4 

 11.3 



30 



60 



144 

 144 



86 



87 



12 

 15 



14 

 15 



.20 

 .25 



Average... 



9.3 



11.8 



18.84 



45 



144 



86.5 









9.3 



12.0 



.09 



.18 



.15 



.22 



WHITE SPRUCE— HEARTWOOD. 



285 



289 



10.3 

 14.7 

 9.5 



10.9 

 18.2 

 10.0 



24.7 

 22.6 

 23.9 



30 

 60 

 120 



150 

 146 



146 



85 

 86 

 86 



0) 



8 



C 1 ) 

 0) 

 0) 



3.30 

 2.00 

 4.50 



8.30 

 7.50 

 8.75 



0.05 

 .06 

 .15 



0.10 

 .08 

 .20 



0.05 

 .05 

 .15 



0.15 

 .10 



290 



.20 



Average... 



11.5 



13.0 



23.7 



70 



147 



86 







3.27 



8.18 



.09 



.13 



. 08 . 15 











WESTERN YELLOW PINE— HEARTWOOD. 



187 



245 



12.0 



8.2 

 10.5 

 8.6 



23.93 

 24.81 

 23.81 



30 

 60 



120 



145 

 143 



87 

 87 



0) 

 C 1 ) 



0) 



0) 



8 



5.25 

 6.50 

 1.50 



6.30 

 8.00 

 2.20 



1.25 



( 2 ) 



1.20 



1.25 

 1.30 

 1.80 



0.05 



0.10 



.05 



200 



13.6 



139 85 











Average... 



12.8 



9.1 



24.18 



70 



142 



86 







4.42 



5.50 



1.23 



1.45 















i Creosote did not penetrate to end of specimens. 



2 Complete. 



