Table 3.
Nutraceutical parameters measured in elephant garlic bulbs cultivated organically and conventionally in Valdichiana. All values not in % are in mg/g fw, except the fresh weight of the cloves which is in grams. TSI = total sweetness index. * = statistically significant (p < 0.05) difference.
| Organic | Conventional | |||
|---|---|---|---|---|
| M | SE | M | SE | |
| Fresh weight | 19.9 | 8.5 | 13.6 | 4.6 |
| Water % | 61.4 | 0.1 | 61.1 | 0.1 |
| Soluble proteins | 8.4 | 2.8 | 10.2 | 0.2 |
| Polyphenols | 2.3 | 0.3 | 3.0 | 0.3 |
| Flavonoids | 1.5 | 0.2 | 2.0 | 0.2 |
| ARA% | 16.7 | 2.2 | 18.1 | 0.3 |
| Starch | 3.9 | 0.1 | 3.8 | 0.1 |
| Sucrose | 9.1 | 3.8 | 6.5 | 0.2 |
| Glucose * | 5.9 | 0.2 | 8.1 | 0.3 |
| Fructose | 13.3 | 0.2 | 15.3 | 0.1 |
| TSI | 33.6 | 5.5 | 35.7 | 0.2 |