Concentration (%)

Species

0.0

0.5

1.0

1.5

2.0

C. ambrosioides L.

55.17 ± 13.48a

49.72 ± 10.18a

45.58 ± 10.20a

44.87 ± 5.75a

38.64 ± 6.15a

P. bipinatifidum

58.20 ± 13.19a

62.53 ± 9.53a

86.46 ± 17.80a

86.83 ± 11.40a

72.30 ± 14.65a