TABLE XIV
Phosphorus (kg per ha) in Plant and Soil Material in Ecosystems
Trees
Pinus Pinus Pinus Pinua Pinus Pinus Pinus
Picea
P i c a
Pieea
P i c a
Picea
aylveatria sylvestria aylvestria aylvestria aylvmtris nkgra
nigra
dies
abies
abies
abies
abies
Location
England Scotland England England Scotland England Scotland England England England Sweden Sweden
Age of trees in years
23
33
47
55
64
46
48
20
47
47
52
58
Living plants
Tree layer
Stand Number
3
4
5
6
7
10
11
12
18
19
20
21
-
-
-
t l
< }17 7 }65 }26 }64 20 15
7
5
9
8
s }17 11
Fruit
< 1
Leaves
10
Branches
5
7
6
Trunks
5
12
8
7
11
14
11
34
11
18
1%
8
-
-
Understorey plants
<1
<1
9
3
0
0
0
Roots
11
11
On trees (branches)
3
2
Litter on ground (L, F and H) 22
78
9
28
20
19
24
-
155t
-
7
-
-
-
-
-
-
-
-
-
17
1
-
Dead plant material
1
1
-
-
-
-
-
-
-
-
15
5
102
319
59
Mineral soil (exchangeable)
-
Removed in harvested trunks
2
0
13
14
1
22
18
12
Total removed in tree trunks
Depth of sampling in mineral
-
-
-
-
-
-
-
107
-
-
-
-
if clear felled
7
12
21
21
-
26
11
35
33
39
1. ’
8
soil cm
-
-
70
-
-
70
-
60
70
70
-
-
Reference
A
B
C
A
D
C
D
C
C
C
E
E
t Includes Ao + A1 soil horizon.
For key to references see foot of Table XV.