From: Active compounds and biological activity of in vitro cultures of some Echinacea purpurea varieties
Varieties | Phenylalanine conc. (mg/l) | Total caffeic acid derivative conc. (mg/g DW) | Total hydrolysable sugar conc. (mg/g DW) |
---|---|---|---|
Double Decker | 0 | 0.57d | 69.2b |
50 | 4.62b | 74.6b | |
100 | 8.20a | 85.1a | |
150 | 0.78c | 71.9b | |
LSD 0.05 | Â | 0.19 | 7.05 |
Rubinstern | 0 | 0.88d | 73.4c |
50 | 2.55b | 95.8a | |
100 | 5.58a | 66.3d | |
150 | 2.30c | 82.1b | |
LSD 0.05 | Â | 0.19 | 6.98 |