Table 11.3
The effect of oil palm shell biochar on the physical properties of Ultisol in East Lampung
Dosage of biochar
(t ha
À1
)
Bulk density
(g cm
À3
)
Particle density
(g cm
À3
)
Total pore
space
Fast
drainage
pore
Slow
drainagee pore
Available
water pore
Water
retention
Permeability
(cm h
À1
)
(%)
40
0.960 c
2.480 d
61.480 c
40.090 b
2.860
7.620 a
18.530
14.260
250
0.940 bc
2.360 c
60.320 bc
37.090 ab
3.390
8.920 b
19.840
13.060
375
0.930 bc
2.230 b
58.440 ab
36.240 ab
2.750
8.280 ab
19.440
8.870
500
0.880 a
2.220 b
60.240 bc
37.480 ab
2.860
9.160 b
19.900
13.030
625
0.910 ab
2.100 a
56.820 a
33.640 a
2.790
9.380 b
20.390
6.590
Source: Ardiyani et al. (2015)
11 Biochar for the Improvement of Peatland and Suboptimal Land
347
The effect of oil palm shell biochar on the physical properties of Ultisol in East Lampung
Dosage of biochar
(t ha
À1
)
Bulk density
(g cm
À3
)
Particle density
(g cm
À3
)
Total pore
space
Fast
drainage
pore
Slow
drainagee pore
Available
water pore
Water
retention
Permeability
(cm h
À1
)
(%)
40
0.960 c
2.480 d
61.480 c
40.090 b
2.860
7.620 a
18.530
14.260
250
0.940 bc
2.360 c
60.320 bc
37.090 ab
3.390
8.920 b
19.840
13.060
375
0.930 bc
2.230 b
58.440 ab
36.240 ab
2.750
8.280 ab
19.440
8.870
500
0.880 a
2.220 b
60.240 bc
37.480 ab
2.860
9.160 b
19.900
13.030
625
0.910 ab
2.100 a
56.820 a
33.640 a
2.790
9.380 b
20.390
6.590
Source: Ardiyani et al. (2015)
11 Biochar for the Improvement of Peatland and Suboptimal Land
347