Concentration (%) | |||||
Species | 0.0 | 0.5 | 1.0 | 1.5 | 2. 0 |
C. ambrosioides L. | 0.00 ± 0.00b | 5.00 ± 5.77b | 15.00 ± 5.77ab | 23.75 ± 9.46a | 25.00 ± 19.14a |
P. bippinatifidum | 0.00 ± 0.00b | 2.50 ± 5.00b | 12.00 ± 12.58ab | 15.00 ± 12.91a | 22.00 ± 18.93a |