[Vor. 4 
144 ANNALS OF THE MISSOURI BOTANICAL GARDEN 
TABLE III (Continued) 
DECAY OF RESIN-IMPREGNATED YELLOW POPLAR BLOCKS INDUCED BY 
LENZITES SAEPIARIA 
Weight Weight Per cent 
E rd before decay after decay loss in Per cent 
ОЕ gm.) (gm.) weight 
L 3 1.889 8.855 2525 12.34 
2 4 3.368 6.485 51:5 .64 
Z5 2.561 7.268 42.10 10.45 
£ 0 4.133 8.060 43.0( 10.84 
ZI 4.838 8.407 43.4 8.18 
YZ 032 10.806 10.20 10 
YZ 32 .320 11.400 1.4 T ( 
ха 230 11.983 9.4 10 
YZ 4 0.64 9.716 8.70 +0 
Vee 0.259 9.515 7.25 70 
YZ 6 0,923 10.135 7.2 + 0 
YZ 7 2.00 10.220 14.90 +0 
| Not treated with benzene. 
SERIES D 
Series D was prepared in exactly the same way as series C, 
but the cultures were inoculated with Polystictus hirsutus, a 
fungus usually found on hard woods. The incubation period 
was one year. Table гу shows the results of this series. 
TABLE IV (Series D) 
DECAY OF RESIN-IMPREGNATED YELLOW BM BLOCKS INDUCED BY 
POLYSTICTUS HIRSUTU 
Weight Weight Per cent 
de Би. p Е after decay loss in - — 
gm.) (gm.) weight 
O 8 4.052 3.800 79 н 0 
9 a . mee 3 
о 10 a 0:585 2.38 «0 
S 1 0.817 0.636 .67 * 0 
2 .164 .972 2 * 0 
е 3 3.265 3.001 99 М 0 
4 ).253 .942 2.53 ) 
P 3 .607 ).69 1 
Р 9 ).246 .275 16.09 251 
Р 10 612 .538 66 
Рен .944 10.398 19.68 0.31 
i12 0.957 .563 2 .60 
RP 0.109 .422 6.80 0.47 
P 14 1 .170 ) 0.83 
О 8 ).776 10.020 ) 0.38 
б 5 0 dc .992 ›.50 ( 
940 ‹ 69 
5 - 0.330 ps ( S 
.750 : ) 0.9 
Q 13 .107 .075 27.29 .10 
О 14 2.150 10.048 .30 1.22 
* Soaked in benzene without resin. 
