Table 1
Microbial Populations of Soil Without Plant Growth,
FUNGI
Soil
Depth
Seg-
Zoe
ment
(cm)
Hummock Soil, and Greenhouse
1
Total
Numbers
per Gram.
of Oven-
Dry Soil
(Thousands)
(GH)
Soil of Area 13
BACTERIA!
Biomass
(kg/ha)
4
Mucors
%
Aspergillt
4
Penietllia
4
Dematiaceae
Total
Numbers
per Gram
of Oven-
Dry Soil
(Millions)
Biomass
(kg/ha)
Soil
Without
Plant
Q -2,5
2.5-5.0
0 =5.0
5.0 + 1.2
1.5 + 0.6
3.2 + 0.9
11.4 + 2.7
3.4 + 1.4
14.8 + 4.1
4+ 3
6+ 7
5+ 5
73 + 12
51 + 20
62 + 16
0+ 0
6+ 8
344
2+ 2
0+ 0
1+1
2.9 + 0.5
2.4% 0.3
2.6 + 0.4
1.2 + 0.2
1.0 + 0.1
2.2 + 0.3
Hummock
Soil
Q -2,5
2.5-5.0
0 -5.0
10.6 + 1.3
16.3 + 2.7
13.4 + 2.0
24.2 + 3.0
37.3 + 6.2
61.5 + 9.2
8+ 4
4+t4
6+ 4
0+ 0
1t+il
1+
16 + 5
45 + 5
30 + 5
16+ 1
4i+1
10 +1
5.1L + 0.5
7.4 * 2,1
6.2 4 1.3
2.2 + 0.2
3.1 + 0.9
5.3 + 2.1
GH Soil
Before
Planting
0-3
3-6
0-6
4,2 + 1.6
9.6 + 3.2
6.9 + 2,4
11.5 + 4.4
26.3 + 8.8
37.8 +13.1
22 + 6
10 + 2
1644
744
25 + 8
16 + 6
11+ 4
36 +10
23+ 7
22 +4
2+ 1
12 + 2
3.9 + 0.5
4.7 + 0.6
4.3 + 0.6
2.0 + 0.3
2.4 + 0.3
4.4 + 0.6
GH Soil
at
Harvest
0-3
3-6
0-6
27.9 + 8.1
12.6 + 3.1
20.2 + 5.6
76.5 £22.2
34.6 + 8.5
111.1 430.7
48 +7
28 + 5
38 + 6
1444
10 +4
13 +4
22 +10
742
15 + 6
341
25 + 9
1445
101.3 +30.2
37.4 +13.4
69.4 $21.8
51.4 *15.3
19.0 + 6.8
70.4 *22.1
Growth
au values are expressed as the average + 1 standard error and are based on the same sample size.