Table 4. Effect of
Dioscorea bulbifera
leaf extract on test wood retention
Factor
Mortality
Type of solvent (
F
= 8.11;
p
= 0.0001)
Control
0.00
c
± 0.67
n
-Hexane extract
1.13
a
± 0.67
Ethyl acetate extract
0.87
ab
± 0.67
Methanol extract
0.33
bc
± 0.67
Concentration (
F
= 3.83;
p
= 0.0075)
0%
0.00
b
± 0.67
1%
0.38
ab
± 0.67
1.5%
0.43
ab
± 0.67
2%
1.08
a
± 0.67
2.5%
1.06
a
± 0.67
3%
0.92
a
± 0.67
Numbers followed by the same letter indicate that the results were not significantly different at
p
< 0.05 using DMRT.