Table 11.5 The effect of biochar on soil biological properties of suboptimal land
Treatment
Types
of soil
Types of
land,
location
Parameter of microbes
Reference
Control
Alfisol Semi-arid,
India
Bacteria: 22 Â 10
À6
, Fungi
23 Â 10
À3 Actinomycetes; 22 Â 10
À
Pandian
et al.
(2016)
Maize stalk
biochar,
2.5 t ha
À1
Bacteria: 35 Â 10
À6
, Fungi
27 Â 10
À3 Actinomycetes;
28 Â 10
À4
Maize stalk
biochar, 5 t ha
À1
Bacteria: 41 Â 10
À6
, Fungi
38 Â 10
À3 Actinomycetes;
18 Â 10
À4
Cotton stalk
biochar,
2.5 t ha
À1
Bacteria: 36 Â 10
À6
, Fungi
26 Â 10
À3 Actinomycetes;
27 Â 10
À4
Cotton stalk
biochar, 5 t ha
À1
Bacteria: 40 Â 10
À6
, Fungi
26 Â 10
À3 Actinomycetes;
30 Â 10
À4
Control
Red
soil
Semi-arid
India
Active microbial
biomass ¼ 48 g kg
À1
Masto
et al.
(2013)
Eichornia
biochar 1 g kg
À1
Active microbial
biomass ¼ 60 g kg
À1
Eichornia
biochar 3 g kg
À1
Active microbial
biomass ¼ 74 g kg
À1
Eichornia
biochar 5 g kg
À1
Active microbial
biomass ¼ 113 g kg
À1
Eichornia
biochar
10 g kg
À1
Active microbial
biomass ¼ 129 g kg
À1
Eichornia
biochar
20 g kg
À1
Active microbial
biomass ¼ 153 g kg
À1
Control
Humic
acrisol
Kenya
N fix (% total N); 3.140
Root nodules ¼ 22
Güereña
et al.
(2015)
Rice biochar
N fix (% total N); 45.470
Root nodules ¼ 145
Bagasse biochar
N fix (% total N); 40.570
Root nodules ¼ 141
Maize stover
biochar
N fix (% total N); 34.680
Root nodules ¼ 122
Maize cobs
biochar
N fix (% total N); 35.060
Root nodules ¼ 107
Eucalyptus
biochar
N fix (% total N); 33.430
Root nodules ¼ 146
Delonix biochar
N fix (% total N); 35.140
Root nodules ¼ 179
Tea biochar
N fix (% total N); 43.200
Root nodules ¼ 186
350
E. Maftuah et al.