R
ADIA
TA PINE
10
11
11
12
14
16
18
20
23
25
27
REDWOOD
7
8
9
10
12
13.5
15
17
19
22
24
SPRUCE, SITKA
7
8
9
10
12.5
14.5
17
19
21
23.5
26
SPF**
9
10
11.5
13
15.5
18
20.5
23
25
28
30
SPF/COFI
8
9
10
11
13
15
17
19
21
23
25
TEAK
7
8
8.5
9
1
1
1
2
1
4
1
5
1
7
18.5
20
VIROL
A
6.5
7
8
9
11
12.5
14
16
18
18.5
20.5
WALNUT
, BLACK
7.5
8.5
9.5
10.5
12.5
14.5
16
18
20
22
23.5
*
Meter readings taken with 26-E 2-pin electrode. Do not apply 2-pin cor
rection.
**SPF cor
rection based on 2-pin 26-E reading with insulated pins. It is based on USDA/F
orintek data and can be used for the f
ollowing species:
Lodgepole Pine
Alpine Fir
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