Evaluasi Beberapa Karakteristik Kimia Pada Lahan Sawah Untuk Tanaman Kacang Tanah (Arachis hypogeae L.) Di Desa Banuaji Kecamatan Adiankoting Kabupaten Tapanuli Utara

LAMPIRAN
Lampiran 1. Kriteria Penilaian Sifat Kimia Tanah
Sifat Tanah
Karbon (%)
Nitrogen (%)
C/N
P2O5 eks-HCl (%)
P-avl Bray-II
(ppm)
K2O eks-HCl
(me/100)
KTK/CEC
(me/100)

Sangat
Rendah
< 1,00
0,100
>35

0,20

40

70

60

K-tukar (me/100)
Na-tukar (me/100)
Mg-tukar (me/100)
Ca-tukar (me/100)
Kejenuhan Basa
(%)
Kejenuhan Al (%)

21-30

Kriteria pH tanah
Kriteria

pH H2O

Sangat Masam

< 4,5

Masam

4,5-5,5

Agak Masam

5,6-6,5

Netral

6,6-7,5

Agak Alkalis

7,6-8,5

Alkalis

>8,5

Menurut : 1. Staf Pusat Penelitian Tanah, 1983
2. BPP Medan, 1982

Universitas Sumatera Utara

Lampiran 2. Hasil Analisis Tanah (*)
Kode
N-Total
C-Organik P-Potensial
Tanah
(%)
(%)
(%)
A1

0.19
1.39
0.089
A2
0.18
1.15
0.082
A3
0.13
0.69
0.064
A4
0.17
1.09
0.087
A5
0.22
1.65
0.093
A6

0.21
1.66
0.107
A7
0.14
0.93
0.071
A8
0.17
1.11
0.073
A9
0.17
1.46
0.080
A10
0.24
1.68
0.078
A11

0.28
1.76
0.123
A12
0.23
1.32
0.116
B1
0.17
1.23
0.077
B2
0.17
1.04
0.083
B3
0.17
1.30
0.113
B4

0.24
1.74
0.075
B5
0.17
1.07
0.072
B6
0.14
0.98
0.089
B7
0.09
0.39
0.101
B8
0.22
1.52
0.100
C1

0.20
1.67
0.067
C2
0.23
1.78
0.087
C3
0.22
1.55
0.074
C4
0.25
1.81
0.098
C5
0.21
1.36
0.072
C6

0.50
3.84
0.138
C7
0.27
1.47
0.090
C8
0.21
1.44
0.083
C9
0.10
0.35
0.073
C10
0.16
1.25
0.077
Ket : * Dianalisis di Laboratorium PT. Socfindo Medan

K-Tukar
me/100g
0.52
0.50
0.48
0.44
0.47
0.58
0.28
0.37
0.43
0.97
0.91
1.03
0.69
0.89
1.15
0.27
0.61

1.07
0.42
0.24
0.53
0.46
0.38
0.34
0.30
0.31
0.63
0.65
0.79
0.41

pH
5.55
5.40
5.13
5.37
5.12
5.07
4.94
5.59
5.33
5.61
5.89
5.49
5.02
5.18
5.04
4.80
5.27
4.79
5.00
4.92
4.89
4.77
5.72
5.48
4.97
5.00
5.10
4.94
5.31
4.92

Universitas Sumatera Utara

Lampiran 3. Tabel Hasil Analisis Korelasi Hara C, pH dengan NPK Tanah


Hasil Analisi Korelasi Hara C dengan N Tanah
Descriptive Statistics
C
N

Mean

Std. Deviation

n

1.3893
.2017

.59917
.07259

30
30

Correlations
C

Pearson Correlation

C

N

1

.958

Sig. (2-tailed)
n
Pearson Correlation
Sig. (2-tailed)
n

N



.000
30
.958
.000
30

30
1
30

Hasil Analisis Koreasi Hara C dengan P Tanah

Mean
C
P

Descriptive Statistics
Std. Deviation

1.3893
.08773

.59917
.017679

n
30
30

Correlations
C

Pearson Correlation

C

P

1

.554

Sig. (2-tailed)
P

n
Pearson Correlation
Sig. (2-tailed)
n

.001
30
.554
.001
30

30
1
30

Universitas Sumatera Utara



Hasil Analisis Korelasi Hara C dengan K-tukar Tanah

Mean
C
K

Descriptive Statistics
Std. Deviation

1.3893
.5707

.59917
.25776

n
30
30

Correlations
C

Pearson Correlation

C

K

1

-.206

Sig. (2-tailed)
n
Pearson Correlation
Sig. (2-tailed)
n

K



.275
30
-.206
.275
30

30
1
30

Hasil Analisis Korelasi Kemasaman Tanah dengan P-potensial

Mean
pH
P

Descriptive Statistics
Std. Deviation

5.1870
.08773

.29827
.017679

n
30
30

Correlations
pH

Pearson Correlation

pH

P

1

.117

Sig. (2-tailed)
P

n
Pearson Correlation
Sig. (2-tailed)
n

.539
30
.117
.539
30

30
1
30

Universitas Sumatera Utara

Lampiran 4. Peta Administrasi Desa Banuaji Kecamatan Adiankoting

Lampiran 5. Peta Status Hara N-total Desa Banuaji Kecamatan Adiankoting

Lampiran 6. Peta Status Hara P-potensial Desa Banuaji Kecamatan Adiankoting

Universitas Sumatera Utara

Lampiran 7. Peta Status Hara K-tukar Desa Banuaji Kecamatan Adiankoting

Lampiran 8. Peta Status Hara C-organik Desa Banuaji Kecamatan Adiankoting

Universitas Sumatera Utara

Lampiran 9. Peta Status Hara pH- Tanah Desa Banuaji Kecamatan Adiankoting

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Lampiran 10. Perhitungan kebutuhan pupuk tanaman kacang tanah
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Catatan : *1. Sutedjo, 2002
*2. Damanik, dkk . 2011

Universitas Sumatera Utara