LAMPIRAN 5. UJI T MENGGUNAKAN MS. EXCEL
Pengelolaan Bahan Organik vs C-organik
t-Test: Two-Sample Assuming Unequal Variances
Tidak dibakar
Bakar
Mean
3.122727273
1.576842105
Variance
0.570161818
0.188767251
Observations
11
19
Hypothesized Mean Difference
0
Df
14
t Stat
6.22007214
P(T<=t) one-tail
1.11847E-05
t Critical one-tail
1.761310136
P(T<=t) two-tail
2.23694E-05
t Critical two-tail
2.144786688
Keterangan : Sangat Nyata
Pengelolaan Bahan Organik vs Produksi
t-Test: Two-Sample Assuming Unequal Variances
Bakar
Tidak dibakar
Mean
4.144736842
3.295454545
Variance
0.877192982
0.397727273
Observations
19
11
Hypothesized Mean Difference
0
Df
27
t Stat
2.959961074
P(T<=t) one-tail
0.003168404
t Critical one-tail
1.703288446
P(T<=t) two-tail
0.006336809
t Critical two-tail
2.051830516
LAMPIRAN 6. UJI T MENGGUNAKAN SPSS
Independent Samples Test
Levene's Test for
Equality of
Variances
t-test for Equality of Means
F Sig. t Df Sig. (2-tailed) Mean
Difference
Std. Error
Difference
95% Confidence Interval of the
Difference
Lower Upper
C_Organik
Equal variances assumed 4.726 .038 -7.158 28 .000 -1.54589 .21598 -1.98830 -1.10347
Equal variances not assumed -6.220 13.917 .000 -1.54589 .24853 -2.07923 -1.01254
Produksi
Equal variances assumed 2.900 .100 2.668 28 .013 .84928 .31833 .19722 1.50135
Lampiran 7. Kriteria Sifat Tanah
(Balit Tanah, 2005).
Sifat Tanah Satuan S.Rendah Rendah Sedang Tinggi S.Tinggi
C % <1,00 1,00-2,00 2,01-3,00 3,01 >5,00
Alkalis Alkalis
pH H₂O <4,5 4,5-5,5 5,6-6,5 6,6-7,5 7,6-8,5 >8,5
LAMPIRAN 8. HASIL KUISIONER
HASIL KUISIONER
No. Titik
Sampel
Pengelolaan(BO)
Penggunaan
Pupuk
Luas Lahan
(ha)
Produksi (ton/ha)
LAMPIRAN 9.HASIL PENELITIAN DAN KUISIONER
Hasil Survei dan Analisis
Sampel Pengelolaan BO Koordinat C-Organik
(%)
Tekstur *Produksi
