RESISTANCE OP CONIFERS TO CREOSOTE INJECTION. 



43 



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



SHORTLEAF PINE— SAPWOOD. 





'o 



3 



o 



fa 



w & 



spJ 



> 



© 

 ft 



S • 

 © O 



K3 



i o 



1 



o 



o3 



£ 



o • 



gl 



o 



EH 



03 



SP 



< 



ft 

 £ • 



<» s 

 > 



Time re- 

 quired to 

 penetrate 12 

 inches. 



Penetrations. 



Piece No. 



Longitudi- 

 nal. 



Radial. 



Tangential. 





+3 



r ® 



T3 



o> 0J 

 02 



£8P 



03 3 









03 3 



207 



Perct. 

 12.3 

 14.6 

 11.1 



13.6 

 13.5 

 16.1 



Z&s. 



31.96 

 30.10 

 32.18 



Min. 



2* 

 2| 



°F. 

 154 

 150 

 146 



Lbs. 

 88 

 88 

 86 



0) 



Min. 

 C 1 ) 

 C 1 ) 



7ns. 



( 2 ) 

 ( 2 ) 

 ( 2 ) 



Ins. 



( 2 ) 

 ( 2 ) 

 ( 2 ) 



Ins. 



( 2 ) 

 ( 2 ) 

 ( 2 ) 



Ins. 



( 2 ) 

 ( 2 ) 

 ( 2 ) 



Ins. 



Ins. 



203... 



0.35 

 .05 



0.50 



132 



.10 







Average... 



12.7 



14.4 



31.41 



2 



150 



87 















.20 



.30 

















LOBLOLLY PINE— HEARTWOOD. 



213 



9.7 

 9.1 

 12.1 



3.5 



2.8 

 4.1 



32.49 

 33.24 

 31.98 



1 

 60 

 120 



132 

 136 

 137 



87 

 88 

 88 



0) 



I 



3 



C 1 ) 

 5 



2.50 



( 2 ) 

 ( 2 ) 



8.50 



( 2 ) 

 ( 2 ) 



f 0.20 

 \ .90 

 / .50 

 \ 1.00 



{.:.! 5 



0.50 

 1.80 

 1.00 

 1.90 

 1.00 

 1.50 



} 0.05 

 | .20 

 } .20 



0.05 



246 



.20 



185 



.20 







Average... 



10.3 



3.5 



32.57 



60 



135 



88 











/ .35 



\ .88 



.83 

 1.73 



>■» 



.15 













LOBLOLLY PINE— SAPWOOD. 



241 



7.9 



7.5 



10.0 



8.7 

 7.7 



7.8 



30.15 

 34.0 



33.2 



1 



i 

 i 



130 

 136 



141 



87 

 87 



87 



C 1 ) 



0) 



0) 



2 



C 1 ) 



( 2 ) 

 ( 2 ) 



( 2 ) 



( 2 ) 

 ( 2 ) 



( 2 ) 



( 2 ) 

 ( 2 ) 



( 2 ) 



(*) 



( 2 ) 



( 2 ) 



0.50 

 .25 



1.00 



1.00 



299 



.30 



300 



/ .50 

 \ 1.50 





Average... 



8.5 



8.1 



32.45 



30 



136 



87 















.58 



.82 



















i Creosote did not penetrate to end of specimens. 



Complete. 



ADDITIONAL COPIES 



OF THIS PUBLICATION MAY BE PROCURED FROM 



THE SUPERINTENDENT OF DOCUMENTS 



GOVERNMENT PRINTING OFFICE 



WASHINGTON, D. C. 



AT 



15 CENTS PER COPY 



