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xii

LAMPIRAN

85 Lampiran 1. Cara Penghitungan Serapan 15N dan N dari Bahan Organik dan Urea Perlakuan :

A.

Kontrol, 0 N (tanpa bahan organik dan urea) 50 mg 15N-ZA

B.

Bahan organik tidak bertanda (J o, J4 , atau J8) 50 mg 15N-ZA

C.

Urea tidak bertanda (U) 50 mg 15N-ZA

D.

Bahan Organik dan Urea tidak bertanda (JoU, J4U, atau J8U) 50 mg 15N-ZA

Perlakuan

% 15N a.e.*

% 15N tnm yang berasal dari ZA **

Kontrol

1,094

(1,094/9,633) x 100% = 11,357

Bahan Organik

0,614

(0,614/9,633) x 100% = 6,374

Urea

0,862

(0,862/9,633) x 100% = 8,948

Bahan Organik + Urea

0,679

(0,679/9,633) x 100% = 7,049

*

**

Hasil analisis contoh tanaman dari percobaan pot %15N a.e. dalam pupuk ZA yang diberikan ke dalam tanah = (10-0,367)% = 9,633% % 15N dalam tanaman yang berasal dari pupuk ZA = (%15N a.e. dalam contoh tanaman / % 15N a.e. dalam pupuk ZA) x 100%

86 Nitrogen Tersedia (A-value) Berdasarkan Me tode Pengenceran Isotop 15N oleh Tanaman : A. Kontrol (tanpa Bahan Organik dan Urea) : %N yang berasal dari pupuk ZA

%N yang berasal dari tanah =

Takaran N dari pupuk ZA yang diberikan

Atanah

(Sumber N hanya berasal dari pupuk ZA dan tanah) 11,357

100 – 11,357 =

50

Atanah = 390,257 mg N setara dengan pupuk ZA

Atanah

B. Bahan Organik: 6,374

100 – 6,374 =

50

A tanah+bhn organik

Atanah+bhn organik = 734,44 Abhn organik = 734,44 – 390,257 = 344,18 mg N setara dengan pupuk ZA

C. Urea: 8,945

100 – 8,945 =

50

Atanah+urea

Atanah+urea = 508,78 Aurea = 508,78 – 390,257 = 118,53 mg N setara dengan pupuk ZA

D. Bahan Organik dan Urea: 7,049

100 – 7,049 =

50

Atanah+bo+urea

Atanah+bo+urea = 659,32 Abo+urea = 659,32 – 390,257 = 269,06 mg N setara dengan pupuk ZA

Persentase N dalam tanaman yang berasal dari: 1. N-tanah : % 15N

%Ntanah = Atanah

%Ntanah = (11,357 / 50) x 390,257 = 88,643%

50

2. N-bahan organik: % 15N

%Nbahan organik = A bahan organik

50

%Nbahan organik = (6,374 / 50) x 344,18 = 43,88%

87

Tabel Lampiran 2. Komposisi Kimia dari Sereal dan Jerami Padi (www.fiberfutures.org ) Sifat Kimia

Sereal

Jerami Padi

45 – 55 26 – 32 16 – 21 2–9 2–8

Selulosa (%) Hemiselulosa (%) Lignin (%) Abu (%) Silika (%)

Kayu Keras (Hardwood )

43 – 49 23 – 28 12 – 16 15 – 20 9 – 14

57 23 25 1 0,5

Tabel Lampiran 3. Sidik Ragam pH Tanah Akibat Pemberian Jerami Padi, Kompos, Urea dan Kombinasinya pada Inkubasi Tanah di Laboratorium Sumber Keragaman

Derajat Bebas (Db)

Jumlah Kuadrat

Kuadrat Tengah

F-hitung

P

Hari ke - 1 Perlakuan Galat Total

6

0,59039

0,0984

14

0,13087

0,00935

20

0,72126

10,53

0 **

10,53

0 **

38,04

0 **

15,25

0 **

37,26

0 **

Hari ke -7 Perlakuan Galat Total

6

0,59039

0,0984

14

0,13087

0,00935

20

0,72126 Hari ke -14

Perlakuan

6

1,39538

0,23256 0,00611

Galat

14

0,08560

Total

20

1,48098 Hari ke -21

Perlakuan

7

1,1387

0,1627

Galat

16

0,1707

0,0107

Total

23

1,3094 Hari ke -47

Perlakuan

7

0,90646

0,12949

Galat

16

0,05560

0,00347

Total

23

0,96206

88

Lanjutan Tabel Lampiran 3 Sumber Keragaman

Derajat Bebas (Db)

Jumlah Kuadrat

Kuadrat Tengah

F-hitung

P

30,92

0 **

0,75

0,636

4,03

0,01 *

Hari ke -70 Perlakuan

7

1,11113

0,15873

Galat

16

0,08213

0,00513

Total

23

1,19326 Hari ke -96

Perlakuan

7

0,5101

0,0729

Galat

16

1,5581

0,0974

Total

23

2,0682 Hari ke-120

Perlakuan

7

0,8774

0,1253

Galat

16

0,4979

0,0311

Total

23

1,3753

89

Tabel Lampiran 4. Sidik Ragam Konsentrasi N-NH 4+ Tanah (mg kg-1 ) Akibat Pemberian Jerami Padi, Kompos, Urea dan Kombinasinya pada Setiap Stadia Pertumbuhan Tanaman Padi Sumber Keragaman

Derajat Bebas (Db)

Jumlah Kuadrat

Kuadrat Tengah

F-hitung

P

1,44

0,256

1,27

0,326

1,1

0,406

6,04

0,001 **

0,67

0,691

Pindah Tanam Perlakuan Galat Total

7

409,1

58,4

16

648,3

40,5

23

1057,4 Pembentukan Anakan

Perlakuan Galat Total

7

674,8

96,4

16

1217,4

76,1

23

1892,2 Awal Pembentukan Malai

Perlakuan

7

24,27

3,47

Galat

16

50,20

3,14

Total

23

74,47 Pengisian Bulir Padi

Perlakuan

7

64,17

9,17

Galat

16

24,29

1,52

Total

23

88,46 Panen

Perlakuan

7

8,35

1,19

Galat

16

28,31

1,77

Total

23

36,66

90

Tabel Lampiran 5.

Sumber Keragaman

Sidik Ragam Jumlah Anakan per P ot Akibat Pemberian Jerami Padi, Kompos, Urea dan Kombinasinya pada Setiap Stadia Pertumbuhan Tanaman Padi Derajat Bebas (Db)

Jumlah Kuadrat

Kuadrat Tengah

F-hitung

P

0,34

0,926

1,66

0,191

6,25

0,001 **

Pembentukan Anakan Perlakuan Galat Total

7

10

1,43

16

68

4,25

23

78 Awal Pembentukan Malai


7

294,7

42,1

16

406,7

25,4

23


Perlakuan

7

459,6

65,7 10,5

Galat

16

168

Total

23

627,6

91

Tabel Lampiran 6.

Sumber Keragaman

Sidik Ragam Bobot Kering Tanaman Padi (g per pot) Akibat Pemberian Jerami Padi, Kompos, Urea dan Kombinasinya pa da Setiap Stadia Pertumbuhan Tanaman Padi Derajat Bebas (Db)

Jumlah Kuadrat

Kuadrat Tengah

F-hitung

P


7

3,234

0,462

16

9,595

0,6

23

12,829

0,77

0,62

1,07

0,428

17,69

0 **

0,76

0,626

Awal Pembentukan Malai Perlakuan Galat Total

7

49,46

7,07

16

106,04

6,63

23


Perlakuan

7

2579,9

Galat

16

333,3

Total

23

2913,2

368,6 20,8

Saat Panen Perlakuan

7

163,2

23,3

Galat

16

489,5

30,6

Total

23

652,7

92

Tabel Lampiran 7. Sidik Ragam Serapan 15N (mg per pot) Tanaman Padi Akibat Pemberian Jerami Padi, Kompos, Urea dan Kombinasinya pada Setiap Stadia Pertumbuhan Tanaman Padi Sumber Keragaman

Derajat Bebas (Db)

Jumlah Kuadrat

Kuadrat Tengah

F-hitung

P

1,16

0,377

9,78

0 **

7,8

0 **

18,78

0 **


7

32,63

4,66

16

64,23

4,01

23



7

214,9

16

50,2

23

265,1

30,7 3,14

Pengisian Bulir Padi Perlakuan

7

13882308

1983187

Galat

16

4067753

254235

Total

23

17950061 Panen

Perlakuan

7

13216

1888

Galat

16

1608

101

Total

23

14824

93

Tabel Lampiran 8. Sidik Ragam Serapan N yang Berasal dari Tanah (mg per pot) Akibat Pemberian Jerami Padi, Kompos, Urea dan Kombinasinya pada Setiap Stadia Pertumbuhan Tanaman Padi Sumber Keragaman

Derajat Bebas (Db)

Jumlah Kuadrat

Kuadrat Tengah

F-hitung

P

1,23

0,342


7

1826

261

16

3388

212

23

5214 Awal Pembentukan Malai


7

22518

3217

16

4621

289

23

27139

11,14

0 **

Pengisian Bulir Padi Perlakuan

7

430170285

61452898

Galat

16

162707270

10169204

Total

23

592877555

6,04

0,001 **

Panen Perlakuan

7

73398

10485

Galat

16

10194

637

Total

23

83592

16,46

0 **

94

Tabel Lampiran 9. Sidik Ragam Serapan N yang Berasal dari Pupuk (mg per pot) Akibat Pemberian Jerami Padi, Kompos, Urea dan Kombi-nasinya pada Setiap Stadia Pertumbuhan Tanaman Padi * Sumber Keragaman

Derajat Bebas (Db)

Jumlah Kuadrat

Kuadrat Tengah

F-hitung

P


6

1412

235

14

1605

115

20

3017

2,05

0,125

5,89

0,003 **

8

0,001 **

1,65

0,207

Awal Pembentukan Malai Perlakuan Galat Total

6

22635

3772

14

8968

641

20

31603 Pengisian Bulir Padi

Perlakuan

6

77702

12950

Galat

14

22670

1619

Total

20

100372 Panen

Perlakuan

6

36099

6017

Galat

14

51144

3653

Total

20

87243

* Pupuk adalah Jerami Padi, Kompos Jerami Padi dan Urea

95

Tabel Lampiran 10. Sidik Ragam Efisiensi Penggunaan N Pupuk (%) oleh Tanaman Padi Akibat Pemberian Jerami Padi, Kompos, Urea dan Kombinasinya pada Setiap Stadia Pertumbuhan Tanaman Padi Sumber Keragaman

Derajat Bebas (Db)

Jumlah Kuadrat

Kuadrat Tengah

F-hitung

P

2,05

0,126

5,89

0,003 **

0,97

0,477

1,78

0,175


6

66,74

11,12

14

75,88

5,42

20



6

1069,7

178,3

14

423,8

30,3

20


Perlakuan

6

2939

490

Galat

14

7035

503

Total

20

9974 Panen

Perlakuan

6

752,3

125,4

Galat

14

985

70,4

Total

20

1737,3

96

Tabel Lampiran 11. Sidik Ragam Fluks Gas N 2O (mg m -2 jam-1) Akibat Pemberian Jerami Padi, Kompos, Urea dan Kombinasinya Saat Inkubasi Bahan Organik pada Setiap Stadia Pertumbuhan Tanaman Padi Sumber Keragaman

Derajat Bebas (Db)

Jumlah Kuadrat

Kuadrat Tengah

F-hitung

P

10,84

0 **

1,01

0,456

0,85

0,553

0,84

0,569

0,65

0,706

2,44

0,066

0 HST Perlakuan Galat Total

6

32,871

5,479

14

7,075

0,505

20

39,946 -7 HST


6

0,156

0,028

14

0,382

0,027

20

0,548 -14 HST

Perlakuan

6

1,536

0,256

Galat

14

4,214

0,301

Total

20

5,75 Pindah Tanam (-21 HST)

Perlakuan

6

0,0031

0,0004

Galat

14

0,0083

0,0005

Total

20

0,0114 Pembentukan Anakan

Perlakuan

7

0,0027

0,0004

Galat

16

0,0093

0,0006

Total

23


Perlakuan

7

0,0052

0,0007

Galat

16

0,0049

0,0003

Total

23

0,01

97

Tabel Lampiran 12. Sidik Ragam Acetylene Reduction Assay (ARA) di Daerah Perakaran Tanaman Padi (nmol C2H4 g-1 BK Akar jam-1) Akibat Pemberian Jerami Padi, Kompos, Urea dan Kombinasinya pada Setiap Stadia Pertumbuhan Tanaman Padi Sumber Keragaman

Derajat Bebas (Db)

Jumlah Kuadrat

Kuadrat Tengah

F-hitung

P

3,68

0,015 *

1,26

0,328

0,67

0,697


7

0,4291

0,0613

16

0,2665

0,0167

23



7

5,674

0,811

16

10,277

0,642

23

15,950 Panen

Perlakuan

7

0,682

0,097

Galat

16

2,340

0,146

Total

23

3,022

* nyata pada taraf 5%

98

Tabel Lampiran 13. Jumlah Anakan Tanaman Padi per Pot pada Setiap Stadia Pertumbuhan Tanaman Padi

Perlakuan

Stadia Pembentukan Anakan

Stadia Awal Pembentukan Malai

Stadia Pengisian Bulir Padi

K0

(1) (2) (3) Rata-rata

5 6 10 7

20 23 25 22,7

20 21 21 20,7

Jo

5 11 6 7,3

34 30 23 29

23 25 24 24

J4

(1) (2) (3) Rata-rata

6 7 7 6,7

18 19 32 23

24 22 18 21,3

J8

(1) (2) (3) Rata-rata

5 8 5 6

22 28 16 22

16 16 17 16,3

J oU

(1) (2) (3) Rata-rata

4 7 9 6,7

25 25 23 24,3

24 28 31 27,7

J 4U

6 7 7 6,7

28 25 27 26,7

23 17 22 20,7

J 8U

8 7 10 8,3

18 27 29 24,7

23 21 31 25

27 34 38 33

26 33 35 31,3

(1) (2) (3) Rata-rata

(1) (2) (3) Rata-rata (1) (2) (3) Rata-rata U

(1) (2) (3) Rata-rata

9 5 8 7,3

KK (%)

29,45

19,64

13,86

99 Tabel Lampiran 14. Bobot Kering Tanaman Padi (g per pot) pada Setiap Stadia Pertumbuhan Tanaman Padi Perlakuan



K0 (1) 1,0 7 10,53 (2) 1,86 8,67 (3) 3,39 13,82 Rata -rata 2,11 11,01 Jo (1) 1,62 17,38 (2) 3,01 18,24 (3) 1,87 10,22 Rata -rata 2,17 15,28 J 4 (1) 2,13 12,70 (2) 2,34 14,68 (3) 2,30 16,85 Rata -rata 2,2 6 14,71 J 8 (1) 1,14 12,82 (2) 1,76 12,99 (3) 1,49 10,31 Rata -rata 1,46 12,04 JoU (1) 0,67 13,01 (2) 3,13 10,07 (3) 2,49 12,02 Rata -rata 2,10 11,70 J4U (1) 1,95 16,38 (2) 2,10 10,96 (3) 2,51 15,00 Rata -rata 2,19 14,11 J8U (1) 2,82 8,99 (2) 2,60 14,63 (3) 3,15 13,90 Rata -rata 2,86 12,51 U (1) 3,57 13,51 (2) 1,67 14,38 (3) 2,21 12,72 Rata -rata 2,48 13,54 KK (%) 35,18 19,63 * Butir gabah banyak yang hilang dimakan burung

Stadia Pengisian Bulir Padi Gabah

Jerami

12,27 18,91 16,05

Panen * Gabah

27,70 24,34 31,74

13,81 15,23 14,50

37,60 45,81 36,70

15,31 5,74 6,39

31,26 33,13 30,25

12,79 6,42 5,47

25,14 28,15 24,31

9,18 13,43 8,16

39,92 36,45 42,49

6,15 13,13 13,17

32,29 28,42 32,43

8,92 4,81 9,06

35,05 33,11 38,52

8,67 11,65 6,14

42,91 49,65 44,94

8,35 12,52 10,36 10,41

43.67 ad 26,59 21,02 23,63 63,78

53.02

38,49

60,60

16,83

c

33,54 17,27 32,27 73,53 b 8,16

25,43 23,96 24,75 24,71 25,58 23,58 24,20 24,45 25,83 26,70 28,44

18,90

dc

24,06 24,47 18,38 57,86

17,36

bc

27,78 19,37 27,85 56,05

16,47

a

24,04 24,94 13,97

32,98 30,29 23,49 19,03

cd

11,38 16,27 10,21

22,86 23,25 28,46 19,69

bc

23,07 22,69 18,64

Jerami

17,51

15,15

28,84 23,25 26,11 26,07 29,41 28,39 20,77 26,19 28,59 32,74 28,89 30,07

100 Tabel Lampiran 15.

Nilai pH Tanah dalam Kondisi Tergenang pada Inkubasi di Laboratorium Inkubasi Hari ke-

Perlakuan K0

(1) (2) (3) Rata -rata Jo (1) (2) (3) Rata -rata J4 (1) (2) (3) Rata -rata J8 (1) (2) (3) Rata -rata Jo U (1) (2) (3) Rata -rata J 4U (1) (2) (3) Rata -rata J 8U (1) (2) (3) Rata -rata U (1) (2) (3) Rata -rata KK (%)

7

14

21

47

70

5,68 5,72 5,85 5,75 6,16 6,42 6,22 6,27 6,01 5,85 5,81 5,89 5,75 5,67 5,78 5,73 6,07 5,87 6,06 6,00 5,92 5,81 5,95 5,89 5,77 5,93 5,84 5,85

5,73 5,73 5,90 5,79 6,52 6,51 6,48 6,50 5,99 5,92 5,78 5,90 5,84 5,66 5,88 5,79 6,25 6,32 6,32 6,30 5,90 5,89 6,00 5,93 5,84 5,82 5,91 5,86

5,75 5,82 6,03 5,87 6,40 6,43 6,41 6,41 6,04 5,98 5,91 5,98 5,97 5,67 5,93 5,86 6,48 6,34 6,51 6,44 6,03 5,91 6,13 6,02 5,85 5,99 6,06 5,97 5,94 5,92 5,99 5,95

6,09 6,06 5,99 6,05 6,46 6,51 6,44 6,47 6,20 6,06 5,96 6,07 6,05 5,94 6,04 6,01 6,51 6,50 6,53 6,51 6,01 6,06 6,07 6,05 5,98 6,02 6,04 6,01 6,03 6,14 6,12 6,10

5,89 5,93 5,96 5,93 6,61 6,53 6,52 6,55 6,23 6,12 6,12 6,16 6,07 5,83 6,06 5,99 6,52 6,41 6,55 6,49 6,17 6,08 6,15 6,13 5,99 6,07 6,16 6,07 6,.05 6,04 6,05 6,05

1,71

0,96

1,16

96

120

6,85 6,10 6,24 6,40 6,59 6,73 6,90 6,52 6,39 6,64 6,25 6,43 6,27 6,06 7,08 6,47 6,95 6,72 6,53 6,73 6,36 6,84 6,29 6,50 6,39 6,28 6,23 6,30 6,20 6,87 6,33 6,47

6,16 5,82 6,20 6,06 6,71 6,35 6,66 6,57 6,46 6,32 6,32 6,37 6,26 6,01 6,36 6,21 6,64 6,60 6,60 6,61 6,50 6,23 6,34 6,36 5,79 6,29 6,30 6,13 6,26 5,99 6,26 6,17

4,8

2,79

107

Tabel Lampiran 22. Serapan Nitrogen Tanaman Padi pada Stadia Pengisian Bulir Padi Serapan Nitrogen (mg N per pot) Perlakuan 15

K0

(1) (2) (3) Jo (1) (2) (3) J4 (1) (2) (3) J8 (1) (2) (3) JoU (1) (2) (3) J4U (1) (2) (3) J8U (1) (2) (3) U (1) (2) (3)

N

N-tanah

N-pupuk

Total Serapan N (mg/pot)

20,66 25,49 18,04 21,03 18,77 24,45 16,10 17,74 12,64 9,88 14,07 8,62 21,91 22,04 15,08 18,47 15,46 23,10 17,48 23,64 18,92 28,48 15,98 29,34

126,70 179,49 140,22 163,47 132,62 149,94 125,13 124,92 77,49 76,82 99,08 52,83 170,36 155,21 92,45 143,62 108,90 141,63 135,92 166,48 116,01 221,42 112,54 179,87

94,16 83,61 111,53 80,94 95,36 85,83 31,99 47,27 42,19 73,60 88,85 61,78 143,21 105,56 113,49 92,49 70,48 81,04 108,31 66,11 152,22

386,69 409,68 429,31 621,95 609,31 602,28 447,55 450,38 376,82 344,20 374,08 338,22 567,68 651,75 539,40 567,17 480,87 525,66 628,99 580,78 547,62 740,96 677,73 711,06

Jerami

Gabah

N

N-tanah

N-pupuk

30,51 28,7 33,71 26,58 29,37 20,39 20,94 20,85 18,58 22,35 22,13 22,01 26,78 36,75 27,47 22,64 21,99 16,77 32,49 31,21 25,03 29,44 42,12 30,7

208,82 175,99 237,35 181,95 180,06 143,6 143,32 127,85 130,81 153,01 135,7 155 183,32 225,31 193,42 154,98 134,8 118,1 222,37 191,34 176,24 208,58 258,25 216,19

134,76 165,3 152,36 61,12 63,66 51,48 50,14 55,83 57,58 91,7 123,59 149,2 84,25 94,17 112,57 128,24 97,63 130,39 143,71 182,73 102,74

15

Efisiensi N Pupuk (%)

49,77 54,11 57,37 30,88 34,57 29,85 17,85 22,41 21,69 35,93 46,18 45,86 49,45 43,42 49,14 47,99 36,55 45,96 54,74 54,09 55,43

108

Tabel Lampiran 23. Serapan Nitrogen Tanaman Padi pada Saat Panen Serapan Nitrogen (mg N per pot) Perlakuan

Jerami 15

N-tanah

N-pupuk

15

N-tanah

N-pupuk

40,93 44,73 58,43 27,4 27,35 17,26 19,83 26,6 19,25 23,71 22,29 21,89 22,37 25,15 32,57 25,36 21,34 22,19 31,52 26,34 16,32 21,24 28,79 19,2

140,12 124,53 165,55 93,8 76,14 48,91 67,87 74,33 54,56 81,17 62,06 62,02 78,27 70,02 92,28 86,8 59,4 62,89 107,91 73,34 46,25 72,71 80,16 54,39

155,5 132,17 127,63 118,8 125,39 134,83 136,6 114,67 144,79 114,81 112,29 184,58 147,98 129,44 148,09 182,61 159,80 126,43 148,49 172,94 165,34

40,98 53,56 51,6 37,57 8,95 11,91 10,44 4,27 3,77 10,01 14,11 7,59 2,79 17,23 12,85 9,07 2,38 8,92 7,12 7,22 5,61 2,5 14,21 10,75

83,48 117,08 101,04 76,55 19,57 23,32 21,26 9,34 7,38 20,4 30,84 14,86 5,68 37,67 25,16 18,48 5,2 17,47 14,5 15,79 10,99 14,37 31,06 21,05

45,27 17,58 12.44 91,51 44,11 32,4 64,54 96,73 57,82 30,53 103,51 126,41 70,96 22,67 74,97 62,09 82,1 40,08 69,69 83 79,23

N

K 0 (1) (2) (3) J o (1) (2) (3) J 4 (1) (2) (3) J 8 (1) (2) (3) J oU (1) (2) (3) J 4U (1) (2) (3) J 8U (1) (2) (3) U (1) (2) (3)

Efisiensi N Pupuk (%)

Gabah*

* Data bobot kering gabah banyak berkurang karena banyak gabah dimakan burung

N

43,,65 32,56 30,45 45,72 36,85 36,35 43,73 45,96 44,04 31,6 46,91 67,61 47,59 33,07 48,49 53,2 52,59 36,2 47,43 55,64 53,17

109

Tabel Lampiran 24. Konsentrasi 15N dan Nitrogen Dalam Tanaman yang Diperoleh dari Jerami Padi, Kompos dan Urea serta yang Diperoleh dari Tanah pada Stadia Pembentukan Anakan

Perlakuan K 0 (1) (2) (3) J o (1) (2) (3) J 4 (1) (2) (3) J 8 (1) (2) (3) J oU (1) (2) (3) J 4U (1) (2) (3) J 8U (1) (2) (3) U (1) (2) (3) a)

N-total (%) 2,836 2,844 2,857 3,137 3,167 2,751 2,846 2,828 3,093 2,776 2,878 2,864 3,149 3,098 2,93 2,909 2,959 2,793 2,981 3,193 2,938 3,018 3,143 2,978

15

N a. e. (%) 1,094 1,271 1,136 0,614 0,596 0,464 0,758 0,79 0,844 0,920 0,973 0,834 0,709 0,698 0,674 0,852 0,799 0,990 0,747 0,758 0,823 0,656 0,862 0,7 b)

a)

15

N-tanah (%)

A-tanah b) (mg N)

11,356 13,193 11,792 6,373 6,186 4,816 7,868 8,20 8,761 9,55 10,1 9,695 7,359 7,245 6,996 8,844 8,294 9,28 7,754 7,868 8,543 6,809 8,947 7,266

88,644 86,807 88,208 49,747 40,703 36,025 61,417 53,954 65,535 75,547 66,456 72,522 57,443 47,671 52,332 69,036 54,573 69,417 60,527 51,77 63,904 53,131 58,869 54,352

3902,96 3289,89 3740,16 3902,96 3289,89 3740,16 3902,96 3289,89 3740,16 3902,96 3289,89 3740,16 3902,96 3289,89 3740,16 3902,96 3289,89 3740,16 3902,96 3289,89 3740,16 3902,96 3289,89 3740,16

N (%)

Nilai 15 N a.e. diperoleh dari pengukuran; N-tersedia ( available, A) bagi tanaman yang berasal dari tanah; pupuk (jerami padi atau kompos atau urea)

c)

N-pupuk (%)

A-pupuk (mg N)

43,88 53,111 59,159 30,715 37,846 25,704 15,903 23,144 17,783 35,198 45,084 40,672 22,12 37,133 21,303 31,719 40,362 27,553 40,04 32,184 38,382

3442,64 4292,89 6141,9 1951,9 2307,67 1466,95 832,64 1160,61 917,14 2391,44 3111,42 2906,78 1259,59 2238,56 1147,77 2045,32 2564,97 1612,58 2940,26 1798,58 2641,21

c)

N-tersedia bagi tanaman yang berasal dari

110

Tabel Lampiran 25. Konsentrasi 15N dan Nitrogen Dalam Tanaman yang Diperoleh dari Jerami Padi, Kompos dan Urea serta yang Diperoleh dari Tanah pada Stadia Awal Pembentukan Malai

Perlakuan K 0 (1) (2) (3) J o (1) (2) (3) J 4 (1) (2) (3) J 8 (1) (2) (3) J oU (1) (2) (3) J 4U (1) (2) (3) J 8U (1) (2) (3) U (1) (2) (3)

N-total (%) 1,201 1,084 0.986 1,048 1,116 1,21 0,963 1,049 0,944 1,043 0,986 1,015 1,106 1,067 1,212 1,099 1,187 0,999 1,022 1,065 1,175 1,068 1,127 1,12

15

N a. e. (%)

1,351 1,198 1,098 0,727 0,771 0,824 0,698 0,718 0,692 0,802 0,845 0,801 0,794 0,798 0,858 0,583 0,648 0,8 0,685 0,874 0,844 0,766 0,791 0,782

15

N (%) 14,023 12,435 11,397 7,546 8,003 8,553 7,245 7,453 7,183 8,325 8,771 8,314 8,242 8,283 8,906 6,051 6,726 8,303 7,11 9,072 8,761 7,951 8,211 8,117

N-tanah (%) 85,977 87,565 88,603 58,664 56,536 52,44 56,324 52,483 44,04 64,72 61,764 50,974 64,075 58,327 54,604 47,042 47,363 50,907 55,275 63,883 53,715 61,813 57,82 49,766

A-tanah (mg N) 3887,12 3520,91 3065,57 3887,12 3520,91 3065,57 3887,12 3520,91 3065,57 3887,12 3520,91 3065,57 3887,12 3520,91 3065,57 3887,12 3520,91 3065,57 3887,12 3520,91 3065,57 3887,12 3520,91 3065,57

N-pupuk (%) 33,79 35,641 39,007 36,431 40,064 48,777 26,955 29,465 40,712 27,683 33,39 36,49 46,907 45,911 40,79 37,615 27,045 37,524 30,236 33,969 42,117

A-pupuk (mg N) 2238,91 2226,75 2280,33 2514,19 2687,8 3395,31 1618,89 1679,69 2448,38 1679,37 2015,55 2048,62 3875,98 3412,93 2456,35 2645,23 1490,55 2141,54 1901,4 2068,48 2594,34

111

Tabel Lampiran 26. Konsentrasi 15N dan Nitrogen Dalam Jerami yang Diperoleh dari Jerami Padi, Kompos dan Urea serta yang Diperoleh dari Tanah pada Stadia Pengisian Bulir Padi Perlakuan

N-total (%)

15

N a. e. (%)

15

N-tanah (%)

N (%)

A-tanah (mg N)

N-pupuk (%)

A-pupuk (%)

K 0 (1) (2) (3) J o (1) (2) (3) J 4 (1) (2) (3) J 8 (1) (2) (3) J oU (1) (2) (3) J 4U (1) (2) (3)

1,747 2,258 1,596 2,17 1,952 2,206 1,565 1,627 1,617 1,519 1,653 1,757 2,079 2,486 2,52 1,638 2,296 2,037

0,838 0,852 0,875 0,298 0,249 0,277 0,419 0,357 0,372 0,321 0,349 0,394 0,372 0,31 0,377 0,452 0,468 0,434

8,698 8,844 9.082 3,093 2,584 2,875 4,349 3,706 3,861 3,331 3,623 4,09 3,861 3,218 3,913 4,692 4,858 4,505

91,302 91,156 90,918 32,467 26,634 28,781 45,651 38,198 38,652 34,965 37,343 40,944 40,529 33,168 39,172 49,251 50,072 45,099

5248,45 5153,55 5005,4 5248,45 5153,55 5005,4 5248,45 5153,55 5005,4 5248,45 5153,55 5005,4 5248,45 5153,55 5005,4 5248,45 5153,55 5005,4

64,44 70,782 68,944 50 58,096 54,487 61,704 59,034 54,996 55,61 63,614 56,915 46,057 45,07 50,396

10417,09 13696,3 11885,9 5748,45 7838,09 7444,61 9262,06 8147,17 6719,54 7201,56 9884,05 7272,52 4908,19 4638,75 5593,38

J 8U (1) (2) (3) U (1) (2) (3)

2,531 1,705 1,97 2,009 2,156 2,491

0,398 0,449 0,464 0,344 0,432 0,385

4,131 4,661 4,816 3,571 4,484 3,996

43,353 48,041 48,212 37,484 46,217 40,003

5248,45 5153,55 5005,4 5248,45 5153,55 5005,4

52,506 47,298 46,972 58,945 49,299 56,001

6355,16 5073,76 4876,66 8253,23 5497,21 7007,11

112

Tabel Lampiran 27. Konsentrasi 15N dan Nitrogen Dalam Gabah yang Diperoleh dari Jerami Padi, Kompos dan Urea serta yang Diperoleh dari Tanah pada Stadia Pengisian Bulir Padi Perlakuan K 0 (1) (2) (3) J o (1) (2) (3) J 4 (1) (2) (3) J 8 (1) (2) (3) J oU (1) (2) (3) J 4U (1) (2) (3) J 8U (1) (2) (3) U (1) (2) (3)

N-total (%) 0,864 0,841 0,854 0,913 0,818 0,862 0,721 0,641 0,664 0,897 0,759 0,965 0,756 1,058 0,871 0,811 0,883 0,763 1,095 0,967 0,861 0,892 0.973 0,778

15

N a. e. (%)

1,228 1,351 1,198 0,746 0,755 0,621 0,895 0,946 0,891 0,955 0,998 0,904 0,855 0,918 0,715 0,833 0,844 0,653 0,833 0,844 0,653 0,767 0,84 0,846

15

N (%)

N-tanah (%)

A-tanah (mg N)

N-pupuk (%)

A-pupuk (mg N)

12,747 14,023 12,435 7,743 7,837 6,446 9,29 9,819 9,248 9,913 10,369 9,383 8,874 9,529 7,422 8,646 8,761 6,778 8,48 9,747 7,546 7,691 8,719 8,781

97,253 95,977 97,565 53,001 48,05 45,392 63,59 60,202 65,123 67,854 63,512 66,073 60,742 58,424 52,264 59,182 53,715 47,729 58,045 59,76 53,138 54,493 53,457 61,834

3422,49 3065,57 3520,91 3422,49 3065,57 3520,91 3422,49 3065,57 3520,91 3422,49 3065,57 3520,91 3422,49 3065,57 3520,91 3422,49 3065,57 3520,91 3422,49 3065,57 3520,91 3422,49 3065,57 3520,91

39,256 44,113 48,162 27,12 29,979 25,629 22,233 26,129 24,544 30,384 32,047 40,314 32,172 37,524 45,495 33,475 30,493 39,316 37,546 37,824 29,385

2534,96 2814,42 2735,84 1459,64 1326,6 1385,66 1121,39 1261,15 1307,88 1711,95 1681,57 2715,82 1860,53 2141,54 3355,9 1973,74 1564,21 2605,12 2538,13 2169,03 1673,2

113

Tabel Lampiran 28. Konsentrasi 15N dan Nitrogen Dalam Jerami yang Diperoleh dari Jerami Padi, Kompos dan Urea serta yang Diperoleh dari Tanah pada Saat Panen Perlakuan K 0 (1) (2) (3) J o (1) (2) (3) J 4 (1) (2) (3) J 8 (1) (2) (3) J oU (1) (2) (3) J 4U (1) (2) (3) J 8U (1) (2) (3) U (1) (2) (3)

N-total (%) 0,792 0,728 0,787 0,839 0,778 0,825 0,812 0,945 0,843 0,944 0,844 0,945 0,836 0,777 1,088 0,902 0,904 0,893 1,095 0,914 0,91 0,848 0,861 0,827

15

N a. e. (%)

2,178 2,546 2,513 0,954 1,066 0,858 0,925 1,136 0,889 0,946 1,079 0,922 1,02 1,168 1,014 0,939 0,978 0,917 0,943 0,978 0,832 0,844 0,984 0,774

15

N (%)

N-tanah (%)

22,607 26,427 26,085 9,902 11,605 8,906 9,601 11,792 9,228 9,819 11,2 9,57 10,357 12,123 10,525 9,747 10,152 9,518 9,788 10,152 8,636 8,761 10,214 8,034

77,393 73,573 73,913 33,899 32,308 25,236 32,868 32,829 26,149 33,614 31,181 27,118 36,244 33,75 29,824 33,368 28,263 26,97 33,508 28,263 24,471 29,992 28,436 22,765

A-tanah (mg N) 1711,7 1392 1416,81 1711,7 1392 1416,81 1711,7 1392 1416,81 1711,7 1392 1416,81 1711,7 1392 1416,81 1711,7 1392 1416,81 1711,7 1392 1416,81 1711,7 1392 1416,81

N-pupuk (%)

A-pupuk (mg N)

56,199 56,087 65,858 57,531 55,379 64,623 56,567 57,619 63,312 53,169 54,127 59,651 56,885 61,585 63,512 56,704 61,585 66,893 61,247 61,35 69,201

1711,7 1392 1416,81 2996,09 2348,16 3501,48 2880,47 2572,29 3307,85 2511,07 2232,39 2833,78 2918,08 3033,14 3336,39 2896,6 3033,14 3872,91 3495,41 3003,24 4306,74

114

Tabel Lampiran 29. Konsentrasi 15N dan Nitrogen Dalam Gabah yang Diperoleh dari Jerami Padi, Kompos dan Urea serta yang Diperoleh dari Tanah pada Saat Panen Perlakuan K 0 (1) (2) (3) J o (1) (2) (3) J 4 (1) (2) (3) J 8 (1) (2) (3) J oU (1) (2) (3) J 4U (1) (2) (3) J 8U (1) (2) (3) U (1) (2) (3)

N-total (%) 1,145 1,251 1,2 1,163 1,147 1,201 1,11 1,11 1,149 1,219 1,128 1,198 1,413 1,392 1,415 1,271 1,498 1,288 1,24 1,193 1,309 1,336 1,203 1,249

15

N a. e. (%)

3,172 3,024 3,257 2,267 1,871 2,407 0,816 0,713 0,834 1,016 0,924 0,911 0,689 1,048 0,753 0,887 0,758 0,848 0,819 0,663 0,954 0,746 1,046 0,933

15

N (%)

N-tanah (%)

A-tanah (mg N)

N-pupuk (%)

32,925 31,389 33,807 23,531 19,421 24,984 8,47 7,401 8,657 10,546 9,959 9,456 7,152 10,878 7,816 9,207 7,868 8,802 8,501 6,871 9,902 2,743 10,857 9,684

67,075 68,611 66,193 47,937 42,451 48,918 17,255 16,177 16,95 21,484 21,769 18,514 14,57 23,777 15,303 18,757 17,198 17,234 17,318 15,019 19,388 15,774 23,732 18,961

1018,6 1092,91 978,98 1018,6 1092,91 978,98 1018,6 1092,91 978,98 1018,6 1092,91 978,98 1018,6 1092,91 978,98 1018,6 1092,91 978,98 1018,6 1092,91 978,98 1018,6 1092,91 978,98

28,352 38,128 26,098 74,275 76,422 74,393 67,97 68,272 72,03 78,278 65,345 76,881 72,036 74,934 73,964 74,181 78,11 70,71 76,483 63,411 71,355

A-pupuk (mg N) 606,26 981,62 522,3 4384,59 5162,93 4296,69 3222,53 3427,67 3808,67 5472,45 3003,52 4918,15 3912,05 4761,95 4201,55 4363,06 5684,05 3570,5 4938,85 3012,41 3684,18

115

Tabel Lampiran 30. Hasil Analisis Gas N2O pada Setiap Stadia Pertumbuhan Tanaman Padi Konsentrasi N 2O (ppm) pada menit kePerlakuan 0

30

60

dC/dt

90

Rataan Suhu (oC)

Tinggi dalam sungkup (m)

Fluks N2O (mg m -2 jam-1)

Rataan Fluks N 2O (mg m -2 jam-1)

Inkubasi Bahan Organik Minggu ke-0 Ko (1) (2) (3) Jo (1) (2) (3) J4 (1) (2) (3) J8 (1) (2) (3) J oU (1) (2) (3) J 4U (1) (2) (3) J 8U (1) (2) (3) U (1) * (2) * (3) *

0,7025 2,5203 0,5047 0,7408 0,6856 0,6639 0,631 1,2836 0,7479 0,5441 0,6784 0,6021 0,8126 1,4518 2,2175 0,9677 1,2158 2,6261 1,9891 3,8858 2,4228 td td td

0,5806 0,7813 0,771 0,9368 1,2683 2,0775 1,3177 1,5823 1,3466 1,1295 0,9248 1,928 2,5424 2,4959 3,5152 1,7758 2,2745 2,2591 2,3764 4,8095 3,4834 td td td

1,4758 0,7471 0,6711 1,1692 2,0093 2,1534 0,821 2,0244 1,5858 1,727 0,9887 1,3934 4,2489 3,508 6,3107 2,6819 2,5158 3,0745 3,12 5,1963 4,3055 td td td

0,7615 0,8824 0,9313 1,7279 2,5747 3,6219 1,3168 2,0595 2,0509 2,2586 1,041 2,2146 5,9835 5,3375 8,7727 3,5418 3,139 3,8752 3,3418 5,092 4,2675 td td td

0,003 0,0045 0,0045 0,0106 0,0214 0,0298 0,007 0,0092 0,0138 0,0191 0,0038 0,0006 0,0574 0,0422 0,0749 0,0288 0,02 0,0269 0,0339 0,0134 0,0212 td td td

34 33,8 33,5 32,8 33,8 34 35,3 35,8 35,8 35,8 35,3 35,3 35 35,3 35,4 36,3 36 35,9 31,6 31,6 31,3 -

KK (%) * td = tidak dilakukan pengambilan contoh gas/pengukuran karena urea baru diberikan pada minggu ke- 3

0,71 0,74 0,71 0,71 0,70 0,73 0,71 0,71 0,70 0,72 0,71 0,72 0,71 0,70 0,72 0,71 0,71 0,71 0,72 0,71 0,72 -

0,2232 0,3493 0,3354 0,7919 1,5711 2,2798 0,5187 0,6807 1,0066 1,433 0,2816 0,0451 4,2571 3,0832 5,6263 2,1273 1,4785 1,9894 2,5778 1,0048 1,6141 44,87

0,3026 1,5476 0,7353

0,5866 4,3222 1,8651 1,7322 -

116

Lanjutan Tabel Lampiran 30 Konsentrasi N 2O (ppm) pada menit kePerlakuan 0

30

60

dC/dt

90

Rataan Suhu (oC)




Inkubasi Bahan Organik Minggu ke-1 Ko (1) (2) (3) Jo (1) (2) (3) J4 (1) (2) (3) J8 (1) (2) (3) J oU (1) (2) (3) J 4U (1) (2) (3) J 8U (1) (2) (3) U (1) * (2) * (3) * KK (%)

0,4053 0,3992 0,4332 0,4439 0,3862 0,4279 0,4216 0,4431 0,4323 0,4898 0,4583 0,4117 0,3839 0,3922 0,4264 0,4414 0,402 0,6932 0,4263 0,4255 0,4045 Td Td Td

0,3996 0,4636 0,4222 0,4132 0,4099 0,391 0,4529 0,4655 0,4558 0,9873 0,469 0,4229 0,4048 0,4563 0,4187 0,4403 0,4896 0,76 0,4755 0,4815 0,4385 td td td

0,4368 0,4446 0,4674 0,4644 0,4589 0,4699 0,5178 0,4487 0,487 1,2654 0,5245 0,4664 0,4609 0,4526 0,4428 0,4591 0,4537 0,7214 0,5309 0,5071 0,4904 td td td

0,464 0,4662 0,4141 0,4931 0,5018 0,4831 0,4857 0,516 0,5138 1,4947 0,5545 0,4771 0,4696 0,4774 0,4684 0,4714 0,5058 0,7691 0,5359 0,541 0,4999 td td td

0,0011 0,0007 0,0006 0,0013 0,0015 0,0006 0,0011 0,0008 0,0009 0,011 0,0011 0,0008 0,001 0,001 0,0004 0,0003 0,0011 0,0008 0,0013 0,0012 0,0011 td td td

41 41,1 41,8 42 40,6 40,6 40,8 42 40,9 33,4 33,4 33,3 41 40,8 42 29,5 29,3 29,1 34,1 33 34,3 -

0,715 0,71 0,71 0,72 0,73 0,70 0,71 0,71 0,70 0,71 0,70 0,71 0,71 0,72 0,71 0,72 0,72 0,715 0,705 0,70 0,71 -

0,0806 0,0509 0,0435 0,0956 0,1123 0,0431 0,0801 0,058 0,0646 0,8201 0,0809 0,0597 0,0727 0,0738 0,029 0,023 0,0843 0,0609 0,096 0,0883 0,0818 157,92

0,0583 0,0837 0,0676

0,3202 0,0585 0,0561 0,0887 -

117


30

60

dC/dt

90

Rataan Suhu (oC)




Inkubasi Bahan Organik Minggu ke-2 Ko (1) (2) (3) Jo (1) (2) (3) J4 (1) (2) (3) J8 (1) (2) (3) J oU (1) (2) (3) J 4U (1) (2) (3) J 8U (1) (2) (3) U (1) * (2) * (3) * KK (%)

1,8841 3,6128 0,8352 0,4937 0,5609 0,5032 0,5625 0,6985 0,9864 0,6321 0,5235 0,7807 0,5722 0,3977 0,8494 0,6132 0,7422 1,0782 0,8997 0,7429 0,5352 td td Td

0,8646 0,8106 0,891 0,5702 0,6357 0,6099 0,6868 0,6552 0,5014 0,6169 0,7632 0,5544 0,5091 1,1182 0,5964 0,5232 0,557 0,5319 0,4876 0,9396 0,5231 td td td

1,5912 0,8671 0,7577 0,879 0,4953 0,609 0,6698 1,4132 0,5492 1,9125 1,0358 0,5491 0,6443 0,8283 2,5237 0,6124 0,6112 0,7724 0,5942 0,5667 0,5824 td td td

0,6806 0,7471 0,5972 0,6122 0,5808 0,6691 0,5986 2,787 1,5662 0,7324 0,5803 0,8632 0,8534 1,3113 0,8483 0,5648 0,5614 0,69 0,7071 0,6542 1,2224 td td td

0,024 0,0019 0,0019 0,0012 0,0025 0,0009 0,0014 0,0216 0,0177 0,0213 0,0054 0,0051 0,0057 0,0097 0,0042 0,003 0,0018 0,008 0,0037 0,0066 0,0117 td td td

41,8 40,8 41,4 40,4 40,8 39,9 40,6 41,6 40,5 40,8 40,6 40,8 35,1 34,9 35,4 35 35,4 36,5 31,4 32,3 31,5 -

0,71 0,71 0,70 0,74 0,71 0,71 0,71 0,71 0,725 0,70 0,725 0,72 0,71 0,71 0,70 0,72 0,70 0,705 0,70 0,70 0,71 -

1,7418 0,1383 0,1361 0,0912 0,182 0,0662 0,102 1,5683 1,317 1,5289 0,4016 0,3765 0,4226 0,7197 0,3067 0,2256 0,1315 0,5863 0,2738 0,4869 0,8777 98,81

0,6721 0,1131 0,9957

0,7690 0,4830 0,3145 0,5461 -

118


30

60

dC/dt

90

Rataan Suhu (oC)




Pindah Tanam (Minggu ke-3) Ko (1) (2) (3) Jo (1) (2) (3) J4 (1) (2) (3) J8 (1) (2) (3) J oU (1) (2) (3) J 4U (1) (2) (3) J 8U (1) (2) (3) U (1) (2) (3) KK (%)

0,4387 0,3896 0,457 0,4408 0,485 0,4388 0,4618 0,4268 0,4555 0,4606 0,4396 0,398 0,4807 0,4542 0,4337 0,4341 0,4357 0,4059 0,4788 0,4664 0,4667 0,4716 0,4369 0,4354

0,4704 0,5066 0,4851 0,4926 0,4946 0,4692 0,4689 0,432 0,4602 0,4937 0,4591 0,501 0,4823 0,493 0,4644 0,4793 0,4745 0,4793 0,4856 0,4707 0,4996 0,4819 0,4889 0,474

0,4912 0,4937 0,5088 0,4975 0,4922 0,49 0,4458 0,4692 0,4597 0,5058 0,4522 0,4982 0,5104 0,4951 0,4831 0,4882 0,4972 0,4871 0,5048 0,5371 0,5209 0,512 0,4682 0,4814

0,5439 0,506 0,5226 0,5136 0,5201 0,5325 0,4879 0,5186 0,5241 0,5242 0,4923 0,5388 0,5352 0,5132 0,5088 0,5069 0,5022 0,5432 0,5118 0,5344 0,5212 0,4862 0,5426 0,495

0,0011 0,0014 0,0007 0,0007 0,0004 0,0009 0,0003 0,001 0,0008 0,0007 0,0006 0,0014 0,0006 0,0006 0,0008 0,0008 0,0007 0,0014 0,0004 0,0009 0,0006 0,0007 0,0011 0,0006

38 38,9 38,6 39 38,5 37,1 38,3 38 39 39,3 39 39,5 38,5 39,4 39,3 39,5 39,9 39,6 36,6 36,8 37,1 38 36 35,4

0,72 0,72 0,72 0,71 0,71 0,71 0,71 0,69 0,715 0,70 0,725 0,70 0,69 0,68 0,69 0,69 0,71 0,70 0,69 0,715 0,705 0,71 0,695 0,705

0,0819 0,104 0,052 0,0513 0,0293 0,0663 0,0220 0,0714 0,059 0,0505 0,0449 0,1009 0,0428 0,042 0,0569 0,0568 0,0511 0,1009 0,0287 0,0668 0,0439 0,0514 0,0796 0,0441 39,17

0,0793 0,0490 0,0508

0,0654 0,0472 0,0696 0,0465

0,0584

119


30

60

dC/dt

90

Rataan Suhu (oC)




Stadia Pembentukan Anakan Ko (1) (2) (3) Jo (1) (2) (3) J4 (1) (2) (3) J8 (1) (2) (3) J oU (1) (2) (3) J 4U (1) (2) (3) J 8U (1) (2) (3) U (1) (2) (3) KK (%)

0,4099 0,4192 0,4108 0,4282 0,4019 0,4146 0,4341 0,4046 0,4031 0,3796 0,4011 0,4201 0,4106 0,402 0,4207 0,3478 0,369 0,393 0,3883 0,4134 0,3897 0,4317 0,438 0,4124

0,4269 0,4416 0,4427 0,4426 0,3985 0,418 0,435 0,41 0,436 0,3866 0,435 0,4488 0,4177 0,4424 0,4445 0,3922 0,4487 0,4242 0,4329 0,4606 0,4237 0,4472 0,4071 0,4221

0,465 0,4574 0,4657 0,4272 0,491 0,4548 0,4517 0,4685 0,455 0,4643 0,4549 0,4723 0,476 0,4917 0,4561 0,4057 0,4443 0,4311 0,4643 0,4323 0,4425 0,4304 0,4579 0,4565

0,4926 0,4704 0,4811 0,4785 0,494 0,5044 0,4673 0,5069 0,4912 0,4537 0,4852 0,4771 0,4995 0,4734 0,5011 0,4398 0,4572 0,4495 0,5016 0,4455 0,4719 0,4543 0,5149 0,4456

0,001 0,0006 0,0008 0,0006 0,0011 0,001 0,0004 0,0012 0,0009 0,0014 0,0009 0,0006 0,0011 0,0015 0,0008 0,001 0,001 0,0006 0,0012 0,0004 0,0009 0,0002 0,0008 0,0007

43,1 45 43,5 46 43,8 42,9 36 35,3 36 41,4 41,4 42,5 42,5 41,5 43 40,1 41,8 41 35,8 36,5 37 41 38,9 39,6

0,705 0,695 0,71 0,71 0,695 0,705 0,71 0,70 0,68 0,71 0,71 0,70 0,70 0,70 0,71 0,69 0,70 0,70 0,71 0,71 0,69 0,70 0,715 0,71

0,0718 0,0422 0,0577 0,043 0,0777 0,0718 0,0296 0,0877 0,0637 0,1017 0,0654 0,0428 0,0785 0,1074 0,0578 0,0709 0,0716 0,0430 0,0888 0,0295 0,0644 0,0143 0,059 0,0511 38,76

0,0572 0,0641 0,0603

0,07 0,0813 0,0618 0,0609

0,0415

120


30

60

dC/dt

90

Rataan Suhu (oC)




Stadia Awal Pembentukan Malai Ko (1) (2) (3) Jo (1) (2) (3) J4 (1) (2) (3) J8 (1) (2) (3) J oU (1) (2) (3) J 4U (1) (2) (3) J 8U (1) (2) (3) U (1) (2) (3) KK (%)

0,3637 0,4003 0,3505 0,368 0,3423 0,3381 0,3654 0,3331 0,3393 0,3245 0,3282 0,3247 0,3225 0,3624 0,3543 0,4057 0,3419 0,3334 0,3742 0,3432 0,3574 0,4064 0,3685 0,3622

0,3638 0,4276 0,4029 0,4231 0,4074 0,3964 0,3787 0,3786 0,3516 0,345 0,3909 0,3612 0,3749 0,4 0,3794 0,3875 0,4024 0,3609 0,3823 0,3688 0,3866 0,4023 0,4116 0,4103

0,3723 0,4211 0,418 0,4046 0,4238 0,3954 0,4027 0,3484 0,3175 0,3966 0,39 0,3879 0,3743 0,441 0,4126 0,426 0,413 0,3 764 0,3947 0,3899 0,4225 0,3999 0,4187 0,38

0,4361 0,4778 0,4602 0,4535 0,419 0,416 0,4001 0,397 0,3717 0,3987 0,3423 0,4009 0,4255 0,4034 0,4188 0,4054 0,443 0,4297 0,4097 0,4376 0,4152 0,4265 0,4281 0,4101

0,0008 0,0008 0,0011 0,0008 0,0008 0,0008 0,0004 0,0007 0,0004 0,0009 0,001 0,0009 0,001 0,0013 0,0008 0,0003 0,001 0,001 0,0004 0,001 0,0007 0,0002 0,0006 0,0005

43,5 44 44,3 41,8 39,5 38,9 42,3 43,4 42,3 43,1 44,5 41,9 43,5 42,9 44,1 43 42,6 42 39,6 38,4 38,3 38,4 38,4 37

0,71 0,70 0,71 0,72 0,71 0,71 0,745 0,74 0,75 0,74 0,725 0,75 0,75 0,75 0,755 0,75 0,755 0,76 0,715 0,72 0,72 0,72 0,715 0,715

0,0577 0,0568 0,0792 0,0589 0,0585 0,0586 0,0304 0,0527 0,0306 0,0678 0,0735 0,069 0,0762 0,0993 0,0613 0,0229 0,077 0,0776 0,0294 0,0744 0,0521 0,0149 0,0443 0,0371 30,76

0,0646 0,0587 0,0379

0,0701 0,0789 0,0592 0,0520

0,0321

121 Tabel Lampiran 31. Nilai Acetylene Reduction Activity (ARA) pada Daerah Perakaran Tanaman Padi (nmol C2H4 g-1 BK akar jam-1) pada Setiap Stadia Pertumbuhan Tanaman Padi Perlakuan K0

(1) (2) (3) Jo (1) (2) (3) J4 (1) (2) (3) J8 (1) (2) (3) JoU (1) (2) (3) J4U (1) (2) (3) J8U (1) (2) (3) U (1) (2) (3) KK (%)



48,08 50,77 51,54 71,92 151,92 86,92 186,92 165,77 108,85 118,85 108,46 65,77 110,00 108,08 137,31 105,00 86,54 226,54 156,92 95,00 101,15 97,31 98,08 77,31

338,03 45,06 1795,94 2026534,72 1977,57 918,34 1940,76 5129,66 12786,12 9463,24 8030,04 4298,44 28,469,47 6448,75 5996,17 10760,91 908,12 6108,74 16817,56 2602,14 9519,18 6242,73 8570,22 945,66

34,95

455,87

*Data hasil transformasi log10

Panen 4,45 9,29 27,76 5,43 5,72 2,29 22,58 1,15 11,75 4,98 10,74 18,30 24,48 13,05 7,20 5,36 16,78 12,95 34,17 15,00 7,90 5,82 5,31 29,99 79,66

Stadia Pembentukan Anakan * 1,682 1,706 1,712 1,857 2,182 1,935 2,272 2,220 2,037 2,075 2,035 1,818 2,041 2,034 2,138 2,021 1,937 2,355 2,196 1,978 2,005 1,988 1,992 1,888 6,45

Stadia Awal Pembentukan Malai * 2,529 1,654 3,254 6,307 3,296 2,963 3,288 3,710 4,107 3,976 3,905 3,633 4,454 3,809 3,778 4,032 2,958 3,786 4,226 3,415 3,979 3,795 3,933 2,976 21,91

Panen * 0,649 0,968 1,443 0,735 0,757 0,359 1,354 0,063 1,070 0,697 1,031 1,263 1,389 1,116 0,857 0,729 1,225 1,112 1,534 1,176 0,898 0,765 0,725 1,477 39,20

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Lampiran 32. Gambar Pertumbuhan Tanaman Padi pada Stadia Pengisian Bulir.

Bronson, K.F. and I.R.P. Fillery Fate of 15 N labeled urea applied to wheat on a waterlogged texture-contrast soil. Nutr. Cycl. Agroeco

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