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Crop : Sugarcane

Field : Plant Breeding

Collaborator : Indian Council of Agricultural Research.,New Delhi

Title : Third Stage Clonal Trial

Author : R.Narasimhan,R .S.Sachan,G.S.C.Rao, A.T. Yaragattikar and R.G.Menon

Year : 1979

Five varieties i.e. Co 7313, Co 7317, Co 7318, Co 7506, Co 7527 and two checks Co 6415, Co 62175 were planted in third stage clonal trial with four replication on 18th January 1979. The crop was harvested on 30th January 1980. Among all these varieties Co 7317 and Co 7318 were found to be mid-late varieties doing well in respect of quality and yield as compared to Co 62175. To study ratooning behaviour of these varieties the ratoon of the trial is being maintained. Details of data collected, are given in Tabels - 3:1, 3:02

 

TABLE - 3:1.

1. Experiment

2. Field No.

3. Replications

4. Date of Planting

5. Total Varieties : 5+ 2

6. Plot Size : 10mx7.2m = 72 Sq.M.

7. Layout : Randomized Block Design

8. Date of Harvesting : 30-1-1980

Sl.No.

Variety

No. of Shoots/ha.

Millable canes/ha.

Yield in tonnes/ha.

                                        

1

Co 7313

108.64

61.56

79.10

                      

2

Co 7317

127.91

58.36

83.89

                                   

3

Co 7318

98.61

58.19

83.89

                                          

4

Co 7506

129.82

60.41

76.18

                                  

5

Co 7527

138.36

75.90

88.23

                                          

6

Co 6415

147.60

65.41

85.21

                                 

7

Co 62175

130.52

58.95

84.44

                                          

TABLE 3 : 2. EXPERIMENT : THIRD STAGE CLONAL TRIAL.

Sl.No.

Variety

10 Months

11 Months

12 Months

CCS %

CCS/ha

  

Brix

Pol

Purity

Brix

Pol

Purity

Brix

Pol

Purity

Brix

Pol

Purity

     

1

Co 7313

12.39

75.00

18.61

15.32

82.12

19.57

16.96

85.93

20.24

17.74

87.43

12.20

9.65

2

Co 7317

14.64

81.49

18.56

14.67

78.79

19.50

16.59

85.07

19.10

16.32

85.24

11.10

9.31

3

Co 7318

14.14

79.80

16.62

13.18

79.07

18.40

15.76

85.49

19.62

17.12

86.96

11.76

9.86

4

Co 7506

14.08

80.73

18.54

15.69

84.61

19.68

17.12

86.88

20.24

17.43

86.11

11.90

9.06

5

Co 7527

13.38

79.49

17.79

14.64

82.00

19.18

16.20

84.63

20.04

17.80

87.87

12.30

10.90

6

Co 6415

15.99

83.75

19.84

17.19

86.43

21.05

18.67

88.63

20.98

18.55

88.47

12.83

10.93

7

Co 62175

14.56

86.00

18.38

16.08

87.66

17.82

15.64

87.70

18.68

15.71

84.09

10.63

8.97

 

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