Sri Natallia Ketaren : Perubahan Beberapa Sifat Kimia Tanah Andisol Pada Sistem Pertanian Organik Akibat Pengolahan Tanah Dan Pemberiaan Pupuk Organik, 2008.
USU Repository © 2009
K-tukar me100
0.20 0.20 – 0.30
0.40 – 0.70 0.80 – 1.00
1.00 Na-tukar
me100 0.10
0.10 – 0.30 0.40 – 0.70
0.80 – 1.00 1.00
Ca-tukar me100
2.0 2.0 – 5.0
6.0 - 10 11 - 20
20 Mg-tukar
me100 0.20
0.20 – 0.30 0.40 – 0.50
0.60 – 1.00 1.00
CEC me100 5.0
5.0 – 12 13 - 25
26 - 40 40
KB BS 20
20 – 40 41 – 60
61 – 80 80
EC mmhos -
- 2.3
2.6 – 10 10
Lampiran 5. Data Pengamatan pH Tanah
Perlakuan Ulangan
Total Rataan
I II
III PoTo
5.18 5.21
5.11 15.50
5.17
PoT1
5.30 5.63
5.19 16.12
5.37
PoT2
5.25 5.30
5.18 15.73
5.24
P1To
6.00 6.10
5.53 17.63
5.88
P1T1
5.92 6.39
5.81 18.12
6.04
P1T2
5.79 5.83
6.02 17.64
5.88
P2To
5.81 5.91
5.97 17.69
5.90
P2T1
6.27 5.60
6.15 18.02
6.01
P2T2
6.23 5.61
5.93 17.77
5.92
P3To
5.30 5.81
5.74 16.85
5.62
P3T1
5.47 5.68
5.91 17.06
5.69
P3T2
5.62 5.41
5.10 16.13
5.38
P4To
6.52 6.90
5.16 18.58
6.19
P4T1
6.39 6.53
6.66 19.58
6.53
P4T2
6.59 6.69
6.27 19.55
6.52
Sri Natallia Ketaren : Perubahan Beberapa Sifat Kimia Tanah Andisol Pada Sistem Pertanian Organik Akibat Pengolahan Tanah Dan Pemberiaan Pupuk Organik, 2008.
USU Repository © 2009
Total
87.64 88.60
85.73 261.97
87.32
Rataan 5.84
5.90 5.71
Lampiran 6. Daftar Analisa Sidik Ragam pH Tanah
SK db
JK KT
Fh F0.05
F0.01 Blok
2 0.285
0.142 1.38
tn
3.34 5.45
Perlakuan
14 7.336
0.524 5.07
2.06 2.79
T
2 0.259
0.130 1.26
tn
3.34 5.45
P
4 6.824
1.706 16.52
2.71 4.07
T x P
8 0.252
0.032 0.30
tn
2.29 2.23
Galat
28 2.892
0.103
Total
44 10.512
Ket : FK = 1525.073 KK = 5,51
tn = tidak nyata = nyata
= sangat nyata
Lampiran 7. Data Pengamatan C-organik Tanah
Perlakuan Ulangan
Total Rataan
I II
III PoTo
3.49 3.17
3.49 10.15
3.38
PoT1
4.44 4.75
4.60 13.79
4.60
PoT2
4.44 4.93
4.29 13.66
4.55
P1To
4.60 4.29
4.75 13.64
4.55
P1T1
4.93 5.08
5.24 15.25
5.08
P1T2
5.08 4.75
3.97 13.80
4.60
P2To
4.75 4.29
4.75 13.79
4.60
P2T1
3.64 3.97
4.93 12.54
