Pengaruh Pemberian Pupuk P dan Jarak Tanam Terhadap Pertumbuhan dan Produksi Tanaman Bengkuang (Pachyrrizus erosus (L.) Urban)

  Lampiran 1. Data Pengamatan Panjang Tanaman 3 MST (cm) Ulangan

  Perlakuan Total Rataan

  I II

  III P0J1

  11.46

  13.10

  13.58

  38.14

  12.71 P0J2

  11.90

  10.86

  11.50

  34.26

  11.42 P0J3

  10.90

  11.84

  11.12

  33.86

  11.29 P1J1

  12.22

  12.32

  12.44

  36.98

  12.33 P1J2

  12.18

  11.92

  11.38

  35.48

  11.83 P1J3

  12.74

  10.86

  10.98

  34.58

  11.53 P2J1

  12.22

  12.64

  12.76

  37.62

  12.54 P2J2

  13.24

  13.80

  11.46

  38.50

  12.83 P2J3

  13.22

  11.60

  11.28

  36.10

  12.03 P3J1

  12.62

  12.90

  12.00

  37.52

  12.51 P3J2

  11.38

  13.02

  13.46

  37.86

  12.62 P3J3

  11.88

  10.48

  10.88

  33.24

  11.08 Total 145.96 145.34 142.84 434.14 Rataan

  12.16

  12.11

  11.90

  12.06 Lampiran 2. Daftar Sidik Ragam Panjang Tanaman 3 MST SK db JK KT F hit F.05 Ket Blok

  2

  0.45

  0.23

  0.34 3.44 tn Perlakuan

  11

  12.44

  1.13

  1.68 2.26 tn Pupuk P

  3

  2.33

  0.78

  1.16 3.05 tn Linier

  1

  0.84

  0.84

  1.24 4.30 tn Kuadratik

  1

  0.53

  0.53

  0.79 4.30 tn Kubik

  1

  0.97

  0.97

  1.43 4.30 tn

  2

  6.73

  3.36

  5.00

  3.44 * Jarak Tanam Interaksi

  6

  3.38

  0.56

  0.84 2.55 tn Galat

  22

  14.80

  0.67 Total

  35

  27.7 FK= 5235.4872 KK= 6.80%

  Keterangan: tn = tidak nyata

  • = nyata
Lampiran 3. Data Pengamatan Panjang Tanaman 4 MST (cm) Ulangan

  Perlakuan Total Rataan

  I II

  III P0J1

  18.40

  20.86

  19.66

  58.92

  19.64 P0J2

  15.04

  15.52

  15.08

  45.64

  15.21 P0J3

  15.56

  17.62

  14.88

  48.06

  16.02 P1J1

  20.14

  17.64

  13.80

  51.58

  17.19 P1J2

  16.32

  16.58

  12.80

  45.70

  15.23 P1J3

  17.08

  15.38

  15.50

  47.96

  15.99 P2J1

  17.50

  17.22

  18.20

  52.92

  17.64 P2J2

  19.74

  16.86

  14.98

  51.58

  17.19 P2J3

  18.40

  14.80

  15.62

  48.82

  16.27 P3J1

  18.20

  17.52

  17.10

  52.82

  17.61 P3J2

  17.08

  18.68

  17.02

  52.78

  17.59 P3J3

  16.50

  15.04

  13.96

  45.50

  15.17 Total 209.96 203.72 188.60 602.28 Rataan

  17.50

  16.98

  15.72

  16.73 Lampiran 4. Daftar Sidik Ragam Panjang Tanaman 4 MST SK db JK KT F hit F.05 Ket

  2

  20.11

  10.05

  5.14

  3.44 * Blok

  11

  58.47

  5.32

  2.72

  2.26 Pupuk P

  • Perlakuan

  3

  4.49

  1.50

  0.77 3.05 tn Linier

  1

  0.07

  0.07

  0.04 4.30 tn Kuadratik

  1

  0.74

  0.74

  0.38 4.30 tn Kubik

  1

  3.69

  3.69

  1.89 4.30 tn

  2

  31.15

  15.58

  7.97

  3.44 * Jarak Tanam Interaksi

  6

  22.82

  3.80

  1.95 2.55 tn Galat

  22

  43.01

  1.96 Total 35 121.6 FK= 10076.144 KK= 8.36%

  Keterangan: tn = tidak nyata

  • = nyata Lampiran 5. Data Pengamatan Panjang Tanaman 5 MST (cm)

  Ulangan Perlakuan

  Total Rataan

  I II

  III P0J1

  21.88

  27.62

  23.76

  73.26

  24.42 P0J2

  25.40

  22.96

  23.64

  72.00

  24.00 P0J3

  20.82

  22.66

  20.42

  63.90

  21.30 P1J1

  26.04

  25.92

  20.82

  72.78

  24.26 P1J2

  20.58

  23.34

  21.70

  65.62

  21.87 P1J3

  23.24

  21.94

  21.72

  66.90

  22.30 P2J1

  25.06

  24.90

  25.48

  75.44

  25.15 P2J2

  27.06

  21.00

  21.22

  69.28

  23.09 P2J3

  23.58

  21.12

  22.90

  67.60

  22.53 P3J1

  25.02

  16.92

  23.94

  65.88

  21.96 P3J2

  24.00

  24.76

  25.12

  73.88

  24.63 P3J3

  22.64

  22.08

  20.38

  65.10

  21.70 Total 285.32 275.22 271.10 831.64 Rataan

  23.78

  22.94

  22.59

  23.10 Lampiran 6. Daftar Sidik Ragam Panjang Tanaman 5 MST SK db JK KT F hit F.05 Ket Blok

  2

  8.92

  4.46

  0.92 3.44 tn Perlakuan

  11

  58.15

  5.29

  1.09 2.26 tn Pupuk P

  3

  4.13

  1.38

  0.28 3.05 tn Linier

  1

  0.19

  0.19

  0.04 4.30 tn Kuadratik

  1

  0.36

  0.36

  0.07 4.30 tn Kubik

  1

  3.57

  3.57

  0.74 4.30 tn Jarak Tanam

  2

  25.31

  12.66

  2.62 3.44 tn Interaksi

  6

  28.71

  4.79

  0.99 2.55 tn Galat 22 106.33

  4.83 Total 35 173.4 FK= 19211.808 KK= 9.52%

  Keterangan: tn = tidak nyata

  • = nyata Lampiran 7. Data Pengamatan Panjang Tanaman 6 MST (cm)

  Ulangan Perlakuan

  Total Rataan

  I II

  III P0J1

  32.40

  34.32

  30.16

  96.88

  32.29 P0J2

  31.40

  30.96

  30.64

  93.00

  31.00 P0J3

  28.22

  29.66

  27.92

  85.80

  28.60 P1J1

  33.04

  33.22

  27.82

  94.08

  31.36 P1J2

  27.58

  30.34

  28.70

  86.62

  28.87 P1J3

  30.54

  28.94

  28.52

  88.00

  29.33 P2J1

  32.06

  31.90

  32.37

  96.33

  32.11 P2J2

  34.06

  27.00

  28.22

  89.28

  29.76 P2J3

  30.88

  28.12

  30.20

  89.20

  29.73 P3J1

  32.22

  24.02

  30.94

  87.18

  29.06 P3J2

  31.30

  31.36

  33.12

  95.78

  31.93 P3J3

  29.54

  29.08

  27.18

  85.80

  28.60 Total 373.24 358.92 355.79 1087.95 Rataan

  31.10

  29.91

  29.65

  30.22 Lampiran 8. Daftar Sidik Ragam Panjang Tanaman 6 MST SK db JK KT F hit F.05 Ket Blok

  2

  14.43

  7.21

  1.62 3.44 tn Perlakuan

  11

  67.00

  6.09

  1.37 2.26 tn Pupuk P

  3

  4.76

  1.59

  0.36 3.05 tn Linier

  1

  1.19

  1.19

  0.27 4.30 tn Kuadratik

  1

  0.02

  0.02

  0.01 4.30 tn Kubik

  1

  3.54

  3.54

  0.79 4.30 tn Jarak Tanam

  2

  27.97

  13.99

  3.14 3.44 tn Interaksi

  6

  34.27

  5.71

  1.28 2.55 tn Galat

  22

  98.12

  4.46 Total 35 179.6 FK= 32878.756 KK= 6.99%

  Keterangan: tn = tidak nyata

  • = nyata Lampiran 9. Data Pengamatan Panjang Tanaman 7 MST (cm)

  Ulangan Perlakuan

  Total Rataan

  I II

  III P0J1

  35.37

  37.19 32.24 104.80

  34.93 P0J2

  34.27

  33.61 33.64 101.52

  33.84 P0J3

  30.98

  32.87

  30.68

  94.53

  31.51 P1J1

  36.34

  35.98 30.93 103.25

  34.42 P1J2

  30.78

  33.23

  31.46

  95.47

  31.82 P1J3

  33.54

  32.06

  32.28

  97.88

  32.63 P2J1

  35.16

  34.90 35.35 105.41

  35.14 P2J2

  36.93

  30.45

  30.98

  98.36

  32.79 P2J3

  34.28

  31.12

  33.07

  98.47

  32.82 P3J1

  35.02

  27.14

  33.37

  95.53

  31.84 P3J2

  34.19

  34.35 35.87 104.41

  34.80 P3J3

  32.54

  32.48

  30.06

  95.08

  31.69 Total 409.40 395.39 389.94 1194.72 Rataan

  34.12

  32.95

  32.49

  33.19 Lampiran 10. Daftar Sidik Ragam Panjang Tanaman 7 MST SK db JK KT F hit F.05 Ket Blok

  2

  16.80

  8.40

  1.99 3.44 tn Perlakuan

  11

  62.14

  5.65

  1.34 2.26 tn Pupuk P

  3

  3.91

  1.30

  0.31 3.05 tn Linier

  1

  0.78

  0.78

  0.19 4.30 tn Kuadratik

  1

  0.25

  0.25

  0.06 4.30 tn Kubik

  1

  2.88

  2.88

  0.68 4.30 tn Jarak Tanam

  2

  22.38

  11.19

  2.65 3.44 tn Interaksi

  6

  35.85

  5.98

  1.41 2.55 tn Galat

  22

  92.95

  4.22 Total 35 171.9 FK= 39649.04 KK= 6.19%

  Keterangan: tn = tidak nyata

  • = nyata Lampiran 11. Data Pengamatan Jumlah Cabang Tanaman 5 MST

  Ulangan Perlakuan

  I II

  III Total Rataan P0J1 3,25 3,80 2,00 9,05 3,02 P0J2 4,00 2,30 2,20 8,50 2,83 P0J3 3,00 2,40 2,60 8,00 2,67 P1J1 2,80 2,80 1,60 7,20 2,40 P1J2 2,67 3,00 1,80 7,47 2,49 P1J3 2,67 2,80 2,60 8,07 2,69 P2J1 3,00 3,00 4,40 10,40 3,47 P2J2 2,50 3,00 2,20 7,70 2,57 P2J3 2,20 2,75 3,60 8,55 2,85 P3J1 2,00 2,80 3,00 7,80 2,60 P3J2 2,80 2,40 2,60 7,80 2,60 P3J3 1,50 2,27 1,80 5,57 1,86 Total 32,38 33,32 30,40 96,10 Rataan 2,70 2,78 2,53 2,67

  Lampiran 12. Daftar Sidik Ragam Jumlah Cabang Tanaman 5 MST SK db JK KT F hit F.05 Ket Blok 2 0,37 0,19 0,46 3,44 tn Perlakuan 11 4,81 0,44 1,08 2,26 tn Pupuk P 3 2,12 0,71 1,75 3,05 tn Linier 1 0,47 0,47 1,17 4,30 tn Kuadratik 1 0,20 0,20 0,49 4,30 tn Kubik 1 1,45 1,45 3,58 4,30 tn Jarak Tanam 2 0,80 0,40 0,99 3,44 tn Interaksi 6 1,89 0,32 0,78 2,55 tn Galat 22 8,88 0,40 Total 35 14,1 FK = 256,55 KK = 23,80%

  Keterangan: tn = tidak nyata

  • = nyata Lampiran 13. Data Pengamatan Jumlah Cabang Tanaman 6 MST

  Ulangan Perlakuan

  I II

  III Total Rataan P0J1 4,25 4,60 2,80 11,65 3,88 P0J2 4,78 3,51 3,54 11,83 3,94 P0J3 4,23 3,16 3,60 10,99 3,66 P1J1 3,67 3,80 2,60 10,07 3,36 P1J2 3,43 3,87 2,80 10,10 3,37 P1J3 3,79 4,05 3,72 11,55 3,85 P2J1 3,86 3,87 5,12 12,85 4,28 P2J2 3,50 4,23 3,20 10,93 3,64 P2J3 3,08 3,86 4,60 11,54 3,85 P3J1 2,77 3,79 3,35 9,90 3,30 P3J2 2,95 3,40 3,72 10,07 3,36 P3J3 2,70 3,57 3,69 9,96 3,32 Total 42,99 45,71 42,74 131,44 Rataan 3,58 3,81 3,56 3,65

  Lampiran 14. Daftar Sidik Ragam Jumlah Cabang Tanaman 6 MST SK db JK KT F hit F.05 Ket Blok 2 0,45 0,23 0,57 3,44 tn Perlakuan 11 3,32 0,30 0,76 2,26 tn Pupuk P 3 2,06 0,69 1,74 3,05 tn Linier 1 0,56 0,56 1,42 4,30 tn Kuadratik 1 0,19 0,19 0,49 4,30 tn Kubik 1 1,31 1,31 3,31 4,30 tn Jarak Tanam 2 0,11 0,05 0,14 3,44 tn Interaksi 6 1,15 0,19 0,49 2,55 tn Galat 22 8,68 0,39 Total 35 12,5 FK = 479,89 KK = 17.21%

  Keterangan: tn = tidak nyata

  • = nyata Lampiran 15. Data Pengamatan Jumlah Cabang Tanaman 7MST

  Ulangan Perlakuan

  I II

  III Total Rataan P0J1

  5.45

  5.39

  3.59

  14.43

  4.81 P0J2

  6.21

  4.94

  4.77

  15.92

  5.31 P0J3

  5.71

  4.59

  5.03

  15.33

  5.11 P1J1

  5.10

  5.07

  4.25

  14.42

  4.81 P1J2

  4.71

  5.30

  4.23

  14.24

  4.75 P1J3

  5.22

  5.47

  4.93

  15.61

  5.20 P2J1

  5.29

  5.00

  6.35

  16.64

  5.55 P2J2

  6.06

  5.66

  4.68

  16.40

  5.47 P2J3

  4.51

  5.29

  6.03

  15.83

  5.28 P3J1

  4.18

  4.52

  4.78

  13.47

  4.49 P3J2

  4.28

  4.83

  4.95

  14.06

  4.69 P3J3

  4.13

  5.50

  4.12

  13.75

  4.58 Total

  60.83

  61.55 57.71 180.10 Rataan

  5.07

  5.13

  4.81

  5.00 Lampiran 16. Daftar Sidik Ragam Jumlah Cabang Tanaman 7 MST SK db JK KT F hit F.05 Ket Blok

  2

  0.69

  0.35

  0.80 3.44 tn Perlakuan

  11

  4.23

  0.38

  0.89 2.26 tn Pupuk P

  3

  3.31

  1.10

  2.55 3.05 tn Linier

  1

  0.41

  0.41

  0.96 4.30 tn Kuadratik

  1

  1.06

  1.06

  2.46 4.30 tn Kubik

  1

  1.83

  1.83

  4.25 4.30 tn Jarak Tanam

  2

  0.14

  0.07

  0.17 3.44 tn Interaksi

  6

  0.78

  0.13

  0.30 2.55 tn Galat

  22

  9.50

  0.43 Total

  35

  14.4 FK = 900.95 KK = 13.13%

  Keterangan: tn = tidak nyata

  • = nyata Lampiran 17. Data Pengamatan Bobot Umbi per Sampel (g)

  Ulangan Perlakuan

  I II

  III Total Rataan P0J1 350.00 510.00 464.00 1324.00 441.33 P0J2 330.00 360.00 524.00 1214.00 404.67 P0J3 615.00 431.00 550.00 1596.00 532.00 P1J1 450.00 372.00 260.00 1082.00 360.67 P1J2 350.00 615.00 320.00 1285.00 428.33 P1J3 555.00 518.00 232.00 1305.00 435.00 P2J1 450.00 534.00 541.00 1525.00 508.33 P2J2 610.00 362.00 346.00 1318.00 439.33 P2J3 315.00 568.00 640.00 1523.00 507.67 P3J1 410.00 122.00 245.00 777.00 259.00 P3J2 440.00 499.00 520.00 1459.00 486.33 P3J3 530.00 252.00 610.00 1392.00 464.00 Total 5405.00 5143.00 5252.00 15800.00 Rataan 450.42 428.58 437.67 438.89

  Lampiran 18. Daftar Sidik Ragam Bobot Umbi Per Sampel SK db JK KT F hit F.05 Ket Blok 2 2887.06 1443.53

  0.08 3.44 tn Perlakuan 11 182660.22 16605.47

  0.90 2.26 tn Pupuk P 3 43097.78 14365.93

  0.78 3.05 tn Linier 1 3772.09 3772.09

  0.20 4.30 tn Kuadratik 1 2116.00 2116.00

  0.11 4.30 tn Kubik 1 37209.69 37209.69

  2.01 4.30 tn Jarak Tanam 2 51163.56 25581.78

  1.38 3.44 tn Interaksi 6 88398.89 14733.15

  0.80 2.55 tn Galat 22 406408.28 18473.10 Total 35 591955.6 FK= 6934444.40 KK= 30.97%

  Keterangan: tn = tidak nyata

  • = nyata Lampiran 19. Data Pengamatan Bobot Umbi per Plot (g)

  Ulangan Perlakuan

  I II

  III Total Rataan P0J1 9495.00 7155.00 6550.00 23200.00 7733.33 P0J2 6250.00 7400.00 7920.00 21570.00 7190.00 P0J3 8200.00 10100.00 9020.00 27320.00 9106.67 P1J1 6075.00 6600.00 4750.00 17425.00 5808.33 P1J2 6750.00 8300.00 8250.00 23300.00 7766.67 P1J3 5900.00 10210.00 7800.00 23910.00 7970.00 P2J1 5775.00 7065.00 7950.00 20790.00 6930.00 P2J2 9325.00 7460.00 6205.00 22990.00 7663.33 P2J3 8700.00 6395.00 7530.00 22625.00 7541.67 P3J1 5800.00 7460.00 8700.00 21960.00 7320.00 P3J2 8800.00 7920.00 8700.00 25420.00 8473.33 P3J3 9375.00 5960.00 6745.00 22080.00 7360.00 Total 90445.00 92025.00 90120.00 272590.0 Rataan 7537.08 7668.75 7510.00 7571.94

  Lampiran 20. Daftar Sidik Ragam Bobot Umbi Per Plot SK db JK KT F hit F.05 Ket Blok 2 173084.72 86542.36

  0.05 3.44 tn Perlakuan 11 21528747.22 1957158.84

  1.03 2.26 tn Pupuk P 3 3626658.33 1208886.11

  0.64 3.05 tn Linier 1 208080.00 208080.00

  0.11 4.30 tn Kuadratik 1 3068336.11 3068336.11

  1.62 4.30 tn Kubik 1 350242.22 350242.22

  0.18 4.30 tn Jarak Tanam 2 7303101.39 3651550.69

  1.93 3.44 tn Interaksi 6 10598987.50 1766497.92

  0.93 2.55 tn Galat 22 41718681.94 1896303.72 Blok 2 173084.72 86542.36

  0.05 3.44 tn FK= 2064036336.00 KK= 18.19%

  Keterangan: tn = tidak nyata

  • = nyata Lampiran 21. Data Pengamatan lingkar Umbi (cm)

  Ulangan Perlakuan

  I II

  III Total Rataan P0J1 29,70 36,02 31,96 97,68 32,56 P0J2 36,08 31,24 31,04 98,36 32,79 P0J3 29,22 30,84 33,90 93,96 31,32 P1J1 25,46 29,50 24,54 79,50 26,50 P1J2 35,24 34,38 21,60 91,22 30,41 P1J3 28,18 37,54 32,32 98,04 32,68 P2J1 32,60 35,46 34,08 102,14 34,05 P2J2 26,62 35,34 37,84 99,80 33,27 P2J3 36,90 35,36 28,00 100,26 33,42 P3J1 32,06 22,28 25,60 79,94 26,65 P3J2 35,84 27,16 29,92 92,92 30,97 P3J3 31,56 29,06 34,46 95,08 31,69 Total 379,46 384,18 365,26 1128,90 Rataan 31,62 32,02 30,44 31,36

  Lampiran 22. Daftar Sidik Ragam Lingkar Umbi SK db JK KT F hit F.05 Ket Blok 2 16,16 8,08 0,41 3,4 tn Perlakuan 11 201,96 18,36 0,94 2,3 tn Pupuk P 3 93,87 31,29 1,61 3,1 tn Linier 1 5,96 5,96 0,31 4,3 tn Kuadratik 1 4,71 4,71 0,24 4,3 tn Kubik 1 83,20 83,20 4,27 4,3 tn Jarak Tanam 2 37,35 18,68 0,96 3,4 tn Interaksi 6 70,74 11,79 0,61 2,6 tn Galat 22 428,71 19,49 Total 35 646,83 FK= 35400,42 KK= 14,08%

  Keterangan: tn = tidak nyata

  • = nyata

  3 Lampiran 23. Data Pengamatan Volume Akar (cm ) Ulangan Perlakuan

  I II

  III Total Rataan P0J1

  1.90

  3.40

  1.40

  6.70

  2.23 P0J2

  1.60

  2.20

  1.90

  5.70

  1.90 P0J3

  2.20

  1.60

  4.30

  8.10

  2.70 P1J1

  2.15

  0.95

  1.65

  4.75

  1.58 P1J2

  2.00

  2.00

  1.50

  5.50

  1.83 P1J3

  3.25

  1.70

  2.20

  7.15

  2.38 P2J1

  2.40

  3.00

  2.35

  7.75

  2.58 P2J2

  2.85

  1.60

  1.80

  6.25

  2.08 P2J3

  2.80

  2.90

  3.85

  9.55

  3.18 P3J1

  1.90

  1.80

  1.50

  5.20

  1.73 P3J2

  1.95

  3.35

  3.75

  9.05

  3.02 P3J3

  2.90

  1.45

  3.20

  7.55

  2.52 Total

  27.90

  25.95

  29.40

  83.25 Rataan

  2.33

  2.16

  2.45

  2.31 Lampiran 24. Daftar Sidik Ragam Volume Akar SK db JK KT F hit F.05 Ket Blok

  2

  0.5

  0.2

  0.4 3.4 tn Perlakuan

  11

  8.6

  0.8

  1.3 2.3 tn Pupuk P

  3

  2.2

  0.7

  1.2 3.1 tn Linier

  1

  0.56

  0.56

  0.91 4.3 tn Kuadratik

  1

  0.1

  0.1

  0.1 4.3 tn Kubik

  1

  1.6

  1.6

  2.7 4.3 tn Jarak Tanam

  2

  2.8

  1.4

  2.3 3.4 tn Interaksi

  6

  3.5

  0.6

  0.9 2.6 tn Galat

  22

  13.5

  0.6 Total

  35

  22.5 FK= 192.51 KK= 33.84%

  Keterangan: tn = tidak nyata

  • = nyata
Lampiran 25. Data Pengamatan Indeks Panen Ulangan

  Perlakuan

  I II

  III Total Rataan P0J1

  11.00

  11.04

  6.51

  28.55

  9.52 P0J2

  7.07

  5.93

  4.81

  17.81

  5.94 P0J3

  11.07

  7.81

  5.56

  24.44

  8.15 P1J1

  8.27

  9.23

  4.63

  22.12

  7.37 P1J2

  6.80

  15.18

  6.63

  28.61

  9.54 P1J3

  10.76

  12.96

  4.99

  28.71

  9.57 P2J1

  12.15

  13.41

  10.65

  36.22

  12.07 P2J2

  9.40

  5.80

  6.08

  21.29

  7.10 P2J3

  9.67

  10.53

  8.14

  28.33

  9.44 P3J1

  11.45

  3.64

  2.93

  18.02

  6.01 P3J2

  9.13

  7.43

  7.35

  23.91

  7.97 P3J3

  14.53

  4.12

  6.02

  24.68

  8.23 Total 121.30 107.07 74.31 302.68 Rataan

  10.11

  8.92

  6.19

  8.41 Lampiran 26. Daftar Sidik Ragam Indeks Panen SK db JK KT F hit F.05 Ket

  2

  96.75

  48.37

  7.05

  3.44 * Blok Perlakuan

  11

  99.89

  9.08

  1.32 2.26 tn Pupuk P

  3

  24.80

  8.27

  1.20 3.05 tn Linier

  1

  0.21

  0.21

  0.03 4.30 tn Kuadratik

  1

  21.55

  21.55

  3.14 4.30 tn Kubik

  1

  3.04

  3.04

  0.44 4.30 tn Jarak Tanam

  2

  10.82

  5.41

  0.79 3.44 tn Interaksi

  6

  64.28

  10.71

  1.56 2.55 tn Galat 22 151.03

  6.87 Total 35 347.7 FK= 2544.92 KK= 31.16%

  Keterangan: tn = tidak nyata

  • = nyata

  Lampiran 27. Bagan Plot Penelitian Lampiran 28. Bagan Jarak Tanam Dalam Plot

  15cm x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x

  P0J2 P3J3 P1J3 P0J3 P0J2 P2J1 P2J2 P2J2 P2J2 P0J1 P0J3 P3J1 P3J3 P1J3 P2J3 P2J1 P2J1 P1J2 P1J1 P1J2 P0J3 P3J2 P2J3 P1J1 P3J1 P1J1 P0J2 P1J2 P3J2 P3J3 P1J3 P0J1 P0J1 P2J3 P3J1 P3J2 120 cm 50 cm

  80 cm 75 cm 20 cm

  Jarak Tanam 20 cm x 15 cm

  20 cm x x x x x x x x x x x x x x x x x

  X x x x x x x

  Jarak Tanam 20 cm x 20 cm

  25 cm x x x x x

  X x x x x X x x X x x x x x x

  Jarak Tanam 20 cm x 25 cm

  20 cm 20 cm

  Lampiran 29. Perhitungan Kebutuhan Pupuk Kebutuhan P = luas plot / 10000 x dosis

  = 0.8 x 1.2 / 10000 x 40 kg = 0.00384 kg = 3.84 g/ plot

  Dosis Pupuk P (0) = 0 g / plot Dosis Pupuk P (SP36, 20 kg/ha) = 5.3 g / plot Dosis Pupuk P (SP36, 40 kg/ha) = 10.67 g / plot Dosis Pupuk P (SP36, 60 kg/ha) = 16 g / plot

  Kebutuhan Urea = luas plot / 10000 x dosis

  = 0.96 / 10000 x 80 kg = 0.00768 kg = 7.68 g/ plot

  Kebutuhan KCL = luas plot / 10000 x dosis

  = 0.96 / 10000 x 80 kg = 0.00768 kg = 7.68 g/ plot

  Lampiran 30. Hasil Analisis Tanah Jenis Analisis Nilai Kriteria

  pH (H

  C- Organik (%) 1,69 Sedang N- Total (%) 0,18 Sangat Rendah C/N (%) 9,39 Rendah P- Bray II (ppm) 6,79 Sedang K- exch (me/100) 0,235 Sedang Ca-exch (me/100) 1,020 Sangat Rendah Mg- exch (me/100) 0,650 Rendah Sumber : Laboratorium Riset dan Teknologi Fakultas Pertanian Universitas

  Sumatera Utara (2011)

  Lampiran 31. Tekstur Tanah

  Pasir %

  64.56 Debu %

  26.00 Liat %

  9.44 Sumber : Laboratorium Riset dan Teknologi Fakultas Pertanian Universitas Sumatera Utara (2011)

  Lampiran 32. Jadwal Kegitan

  Minggu Ke- No. Kegiatan 1 2 3 4 5 6 7 8 9

  10

  11

  12

  13

  14

  15 16 17 18 19 20

  1 Persiapan Lahan x

  2 Penanaman x

  3 Pemupukan Dasar x

  4 Aplikasi Pupuk Kalium x x

  5 Pemeliharaan Tanaman x x

  Penyiraman x x x x x x x x x x x x x x x x x Penyulaman x Penjarangan x x x

  Penyiangan x x x x x x x x x x x x x x x Pembumbunan x x x

  Pemangkasan x x x

  Pengendalian Hama dan penyakit x

  Panen

  6 Pengamatan Parameter Pangang Tanaman (cm) x x x x x Jumlah Cabang x x x x x

  Bobot Umbi Per Sampel x

  Bobot Umbi Per Plot x

  Lingkar Umbi Per Sampel x

  Volume Akar x

  Indeks Panen

  Universitas Sumatera Utara

  Universitas Sumatera Utara

  Universitas Sumatera Utara