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Survey of Phenolic Compounds Produced in Citrus
Table 2. Percentage and total concentrations of phenolics in Citrus and related species

Citrus sinensis

Navel cultivars

[The CRC # represents accession number in the Citrus Variety Collection, University of California, Riverside. Abbreviations used in table: Flav/ol, flavone/flavonol; Flavan, flavanone; Psor, psoralen; Coum, coumarin/cinnamic acid; Unkn, unknown]


Cultivar, CRC #
Plant Part   Proportion
  Concentration
Flav/ol Flavan Psor Coum Unkn Void Flav/ol Flavan Coum
(%) (mg/g)

Bey, CRC #3406

Leaf

42.9

45.4

0.0

4.2

4.6

2.9

5.17

3.49

0.16

Flavedo

9.5

61.6

0.0

14.0

11.9

2.9

0.40

1.67

0.18

Albedo

8.3

67.6

0.0

7.1

14.1

3.0

0.48

2.49

0.13

Juice

5.7

86.7

0.0

1.4

1.6

4.7

0.08

0.78

0.01


CPB #44944A Seedling, CRC #3305

Leaf

39.4

26.7

0.0

16.9

14.0

3.0

8.06

3.49

1.06

Flavedo

16.7

28.8

0.0

23.7

28.7

2.2

1.34

1.47

0.58

Albedo

5.1

66.7

0.0

10.2

14.7

3.4

0.16

1.31

0.10

Juice

1.4

19.1

0.0

0.0

78.0

1.5

0.01

0.12

0.00


CPB #44944B Seedling, CRC #3306–A

Leaf

34.4

25.0

0.0

14.7

22.9

3.0

4.95

2.30

0.65

Flavedo

4.1

24.1

0.0

32.4

38.5

0.8

0.20

0.75

0.49

Albedo

0.0

52.9

0.0

5.4

41.7

0.0

0.00

0.50

0.02

Juice

1.8

21.6

0.0

0.0

74.8

1.8

0.02

0.12

0.00


Fisher, CRC #3645

Leaf

43.0

48.3

0.0

0.0

4.8

3.9

6.53

4.68

0.00

Flavedo

12.1

75.4

0.0

3.1

6.9

2.5

0.55

2.20

0.04

Albedo

10.4

73.1

0.0

9.3

5.3

1.9

0.96

4.31

0.26

Juice

4.1

86.0

1.6

0.0

4.8

3.6

0.05

0.73

0.00


Golden Buckeye, CRC #588

Leaf

28.1

65.1

0.0

0.0

2.2

4.6

0.27

0.40

0.00

Juice

5.3

79.5

0.0

1.1

11.5

2.6

0.04

0.38

0.00


McFadden Ribbed, CRC #609

Leaf

29.7

58.8

0.0

3.1

5.3

3.0

0.95

1.21

0.03

Flavedo

14.3

54.5

0.0

15.1

13.2

2.9

0.76

1.84

0.25

Albedo

9.3

58.6

0.0

18.1

11.2

2.8

0.45

1.81

0.27

Juice

7.2

76.3

0.0

8.0

3.6

4.9

0.08

0.51

0.03


Paradise, CRC #2853

Leaf

35.7

28.7

0.0

16.8

15.2

3.6

4.54

2.33

0.66

Flavedo

23.6

61.3

0.0

0.0

12.5

2.6

1.89

3.13

0.00

Albedo

8.5

68.9

0.0

10.1

8.7

3.7

0.47

2.42

0.17

Juice

5.2

81.4

0.0

1.1

6.2

6.2

0.07

0.67

0.00


Parent Wahington, CRC #1241–B

Leaf

37.2

54.6

0.0

0.0

4.6

3.6

2.00

1.87

0.00

Juice

5.3

87.5

0.0

0.0

0.0

7.2

0.03

0.36

0.00


Ruvel, CRC #3181

Leaf

63.6

30.0

0.0

0.0

2.7

3.7

2.27

0.68

0.00

Juice

0.0

73.1

0.0

0.0

21.2

5.7

0.00

0.15

0.00


Smith's Early, CRC #574

Leaf

22.3

75.1

0.0

0.0

0.0

2.6

3.51

7.56

0.00

Flavedo

12.2

70.1

0.0

0.8

9.4

7.5

0.62

2.26

0.01

Albedo

3.1

85.6

0.0

0.6

7.6

3.0

0.07

1.18

0.00

Juice

3.5

86.8

0.0

0.0

5.3

4.4

0.04

0.63

0.00


Thomson, CRC #983

Leaf

21.9

70.8

0.0

0.0

2.4

4.9

0.62

1.29

0.00

Flavedo

35.7

39.9

0.0

6.8

12.8

4.7

1.40

1.00

0.08

Albedo

8.3

68.3

0.0

10.2

8.6

4.6

0.12

0.62

0.04

Juice

5.4

87.3

0.0

1.4

3.2

2.7

0.05

0.47

0.00


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Original posting: April 1, 1999.

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