Extract | 5.0 µg/ml | 2.5 µg/ml | 0.50 µg/ml | 0.25 µg/ml |
Blackbell-Conventional | 2.3 ± 0.3* | 1.7 ± 0.2* | 1.3 ± 0.2 | 1.3 ± 0.2 |
Blackbell-Organic | 2.6 ± 0.5* | 1.7 ± 0.3* | 1.3 ± 0.2 | 1.4 ± 0.1 |
Millionaire-Conventional | 2.7 ± 0.5* | 1.7 ± 0.3* | 1.4 ± 0.2 | 1.4 ± 0.3 |
Millionaire-Organic | 3.2 ± 1.1* | 2.1 ± 0.4* | 1.4 ± 0.2 | 1.5 ± 0.2 |