10.2 Micro-Topographical Distribution in Single Stand
Forest Soil
10.2.1 Field Sites and Methodology
To determine fine-scale distribution of sclerotia, we focused on the area of maximum
sclerotia density in the Harz Mts. Topographical measurement, identification of
0
Ah
E
Bir
Bw
Ah
Ah
Ah
Ah
B1
Ah
B1
Bh
Bg
Ah
Ah
Ah
Bh
Ah
Bh
B1
B2
B
Ae
B
Ah
Bw
C1
C2
Bh
BC
(4) Elend
(5) Tanne
(6) Mosebach
(7) Galgenberg
(8) Allrode
(9) Guntersberge
(10) Ramberg
(11) Heinrichburg
(12) HoheWarte
Bw
C1
C2
A1
A2
A3
B
Ae
Bh
B
1
2
(1) Oderteich
(2) Brandhai
(3) Sorge
3
Density of sclerotium grain, (mg g –1 )
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5
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Density of sclerotium grain, (mg g –1 )
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Density of sclerotium grain, (mg g –1 )
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0
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2
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Density of sclerotium grain, (mg g –1 )
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5
0
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5
1 0
Ergosterol, (µg g –1 )
15
0
5
1 0
Ergosterol, (µg g –1 )
15
0
5
1 0
Ergosterol, (µg g –1 )
Ergosterol, µg g –1
Density of sclerotium grain, mg g –1
15
0
5
1 0
Ergosterol, (µg g –1 )
15
0
5
1 0
Ergosterol, (µg g –1 )
15
0
5
1 0
Ergosterol, (µg g –1 )
15
0
5
1 0
Ergosterol, (µg g –1 )
15
1
2
3
Density of sclerotium grain, (mg g –1 )
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5
0
1
2
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5
Density of sclerotium grain, (mg g –1 )
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1
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Density of sclerotium grain, (mg g –1 )
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1
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Density of sclerotium grain, (mg g –1 )
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5
Density of sclerotium grain, (mg g –1 )
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1
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5
Density of sclerotium grain, (mg g –1 )
0
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Density of sclerotium grain, (mg g –1 )
0
1
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5
Density of sclerotium grain, (mg g –1 )
Fig. 10.4 Content of sclerotia grains (g kg
À1
) and ergosterol in soil. (Data source: Watanabe et al.
2004)
10 Spatial Distribution of Sclerotia Grains in Low-pH Forest Soils, Central Germany
183