Table 5.
Tocopherols and carotenoid contents (mg 100 g−1 seed) of hemp seeds from the seven industrial hemp cultivars cultivated in this study and for three growing seasons (2016, 2017, and 2018).
| Genotype | Year | Tocopherols | Carotenoids | ||||
|---|---|---|---|---|---|---|---|
| γ-Τ | δ-Τ | Lutein | β-Carotene | Zeaxanthin | Total | ||
| Bialo | 2016 | 8.5 a | 0.8 c | 2.4 a | 0.2 d | 0.3 b | 2.9 b |
| Felina | 8.6 a | 1.0 a | 2.1 b | 0.6 b | 0.3 b | 3.0 b | |
| Tygra | 7.9 b | 0.9 ab | 1.8 c | 0.5 c | 0.3 b | 2.6 c | |
| Futura | 8.8 a | 0.9 b | 1.7 c | 0.2 d | 0.2 d | 2.1 d | |
| Santhica | 6.4 c | 0.8 c | 2.3 ab | 0.7 a | 0.4 a | 3.4 a | |
| Fedora | - | - | - | - | - | ||
| Finola | - | - | - | - | - | ||
| Bialo | 2017 | 6.3 D | 0.7 BC | 0.9 E | 0.2 E | 0.3 C | 1.4 E |
| Felina | 8.0 B | 0.8 A | 2.4 BC | 0.4 CD | 0.4 B | 3.2 C | |
| Tygra | 6.5 CD | 0.7 BC | 2.0 D | 0.6 A | 0.4 B | 3.0 C | |
| Futura | 8.9 A | 0.7 BC | 2.6 B | 0.3 D | 0.5 A | 3.4 B | |
| Santhica | 4.6 E | 0.6 C | 3.4 A | 0.5 B | 0.4 B | 4.3 A | |
| Fedora | 7.0 C | 0.8 A | 2.2 CD | 0.4 C | 0.3 C | 2.9 CD | |
| Finola | 8.4 B | 0.8 A | 2.2 CD | 0.2 E | 0.2 D | 2.6 D | |
| Bialo | 2018 | 5.2 cd | 0.6 c | 2.3 a | 0.5 cd | 0.3 a | 3.1 a |
| Felina | 4.8 d | 0.6 c | 2.0 bc | 0.6 bc | 0.3 ab | 3.0 ab | |
| Tygra | 5.6 c | 0.7 b | 1.7 de | 0.8 a | 0.2 bc | 2.7 b | |
| Futura | 6.5 b | 0.7 b | 1.5 e | 0.3 d | 0.2 c | 2.0 c | |
| Santhica | 4.9 d | 0.6 c | 2.3 a | 0.6 bc | 0.3 ab | 3.2 a | |
| Fedora | 5.4 cd | 0.6 c | 1.8 cd | 0.7 ab | 0.2 c | 2.8 b | |
| Finola | 11.3 a | 1.3 a | 2.2 ab | 0.3 d | 0.4 a | 2.9 b | |
For each year, means within a column followed by different letters (lower case, capitals, and lower case in bold for 2016, 2017, and 2018, respectively) are significantly different (p < 0.05).