Agriculture Reference
In-Depth Information
TABLE 11.7
(Continued)
Treatments
Yield
(kg tree
-1
)
SMB (cfu
x
10
3
g
-1
soil)
SMBN (mg kg
-1
)
Bacterial
count
Fungal
count
C
mic
N
mic
P
mic
T
1
(100% RDF)
15.6
32
16.3
152.1
19.1
16.1
T
2
(75% RDF + MC)
8.4
31
16
146.3
19.3
15.2
T
3
(75% RDF + 25%
FYM)
9.2
45
19
159.1
23.9
15.9
T
4
(50% RDF + 50%
FYM)
9.8
44
20
164.1
25.6
17.0
T
5
(75% RDF + 25%
FYM + MC)
14.5
57
25
169.7
29.6
17.6
T
6
(50% RDF + 50%
FYM + MC)
12.8
48
26
169.2
30.3
19.3
T
7
(75% RDF + 25%
Vm)
14.4
50
25
169.6
29.2
18.9
T
8
(50% RDF + 50%
Vm)
14.6
53
26
176.1
29.8
20.4
T
9
(75% RDF + 25%
Vm + MC)
18.8
68
41
202.5
49.4
24.5
T
10
(75% RDF + Gm
+ MC)
11.2
50
25
178.6
31.8
18.6
T
11
(50% RDF + Gm
+ MC)
10.6
44
25
170.7
28.6
17.2
CD (
P = 0.05
)
-
3.7
2.2
2.6
1.9
3.0
- MC
stands for microbial consortium developed by isolating the native microbes from
the experimental soil (mixture of
Azotobacter chrococcum
,
Bacillus mycoides
,
Bacillus
polymyxa
,
Pseudomonas flourescens
and
Trichoderma harzanium
).
- FYM,
Vm, Gm, and RDF stand for farmyard manure, vermicompost, green manuring,
and recommended doses of fertilizers, respectively.
- SMB
and SMBN stand for soil microbial population and soil microbial biomass nutrients,
respectively.
Source: Wu
and Srivastava (2012).
11.8
WAY FORWARD APPROACHES
The (bio)technology beyond sustainable soil fertility faces many challeng-
es, especially they are be addressed in relation to climate change of con-
