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Table 7
Flavonoid contents of the juice from diploid and tetraploid grapefruit
cultivars
[Abbreviations: NRT, narirutin; NRG, naringin; NHP, neohesperidin]
|
| Cultivar |
Ploidy |
|
Brix |
Acid |
Acid/
Brix |
|
Flavonoids
|
|
NRT |
NRG |
NHP |
|
|
|
(%) |
(mg/mL) |
|
|
(mg/mL) |
Naringin-dominant
types |
| Seedy Marsh |
2N |
|
12.5 |
18.4 |
6.8 |
|
0.07 |
0.11 |
— |
| Seedy Marsh |
4N |
|
11.8 |
21.6 |
5.4 |
|
0.08 |
0.15 |
— |
| Hall |
2N |
|
11.1 |
17.0 |
6.5 |
|
0.10 |
0.24 |
— |
| Hall |
4N |
|
11.6 |
20.5 |
5.6 |
|
0.16 |
0.43 |
— |
Neohesperdin-dominant types |
| Imperial |
2N |
|
12.9 |
16.0 |
8.0 |
|
0.10 |
0.13 |
0.03 |
| Imperial |
4N |
|
12.6 |
26.1 |
4.8 |
|
0.19 |
0.35 |
0.07 |
| Royal |
2N |
|
13.1 |
17.3 |
7.6 |
|
0.05 |
0.08 |
0.03 |
| Royal |
4N |
|
12.8 |
19.4 |
6.6 |
|
0.07 |
0.15 |
0.05 |
United States
Department of Agriculture
Agricultural
Research Service
The material on this page is in the public
domain.
Original posting: April 1, 1999.
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Last Modified: 02/06/2002
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