Treatments

TSS,°Brix

Total Sugar, %

Acidity, %

Ascorbic Acid, mg/100ml

Limonin, mg/ml

NEB, 640nm

Years

2008

2009

2008

2009

2008

2009

2008

2009

2008

2009

2008

2009

Juice blend

K1

13.5

13.6

9.13

9.54

0.59

0.57

17.8

17.6

0.254

0.297

0.108

0.093

K2

12.8

13.0

9.05

9.47

0.67

0.64

43.4

42.9

0.194

0.237

0.111

0.097

K3

12.5

12.6

8.82

9.24

0.68

0.66

43.7

43.2

0.179

0.222

0.107

0.093

K4

14.3

14.5

9.85

10.27

0.58

0.55

17.2

16.7

0.153

0.196

0.087

0.073

K5

13.2

13.3

9.60

10.02

0.63

0.60

17.1

16.7

0.138

0.181

0.081

0.066

S Em. ±

0.104

0.100

0.108

0.093

0.005

0.004

0.432

0.421

0.002

0.002

0.001

0.001

CD at 5%

0.297

0.287

0.308

0.267

0.015

0.010

1.234

1.205

0.005

0.006

0.003

0.003

Temperature

T1

12.8

13.0

9.43

9.85

0.64

0.61

28.4

28.0

0.165

0.208

0.105

0.090

T2

13.6

13.8

9.15

9.57

0.62

0.60

27.2

26.8

0.203

0.246

0.093

0.079

S Em. ±

0.066

0.063

0.068

0.059

0.003

0.004

0.273

0.267

0.001

0.001

0.001

0.001

CD at 5%

0.188

0.181

0.195

0.169

0.010

0.010

0.780

0.762

0.003

0.004

0.002

0.002

KMS

P1

13.38

13.5

9.39

9.81

0.63

0.60

27.4

27.0

0.191

0.234

0.102

0.087

P2

13.18

13.3

9.19

9.61

0.64

0.61

28.2

27.8

0.177

0.220

0.096

0.081

S Em. ±

0.066

0.063

0.068

0.059

0.003

0.004

0.273

0.267

0.001

0.001

0.001

0.001

CD at 5%

0.188

0.181

0.195

0.169

0.010

0.010

0.780

0.762

0.003

0.004

0.002

0.002

* = Score out of 9 marks, **= cfu/ml juice, K1 = Kinnow juice (100%), K2 = Kinnow juice (95%) + Aonla (5%), K3 = Kinnow juice (92%) + Aonla (5%) + Ginger (3%), K4 = Kinnow juice (90%) + Pomegranate (10 %), K5 = Kinnow juice (87%) + Pomegranate (10%) + Ginger (3%), T1 = Processing at 75°C for 15 minute, T2 = Processing at 85°C for 15 minute, P1 = KMS 500 ppm, P2 = KMS 750 ppm Each value is a mean of 3 replication (n=3)
Table 2: Effect of blending ratio, processing temperature and potassium meta-bi-sulphite on physico-chemical quality of juice after 6 months of storage at refrigerated storage condition (4±1°C).