Species | Root dry weight (g plant−1) | Main root length (cm) | Lateral root length (cm) | Lateral root number | Diameter of root stalk (cm) | Root volume (cm3) |
---|---|---|---|---|---|---|
A. sacrorum | 4.52 ± 0.17b | 34.57 ± 3.30a | 35.34 ± 2.00a | 18.00 ± 2.00a | 0.58 ± 0.06c | 10.86 ± 1.12a |
A. scoparia | 2.71 ± 0.23c | 11.00 ± 1.58c | 10.63 ± 1.99b | 12.60 ± 3.10b | 1.14 ± 0.13a | 5.63 ± 0.98b |
A. giraldii | 5.61 ± 0.10a | 31.30 ± 2.65a | 32.16 ± 2.89a | 18.80 ± 2.6a | 0.58 ± 0.04c | 10.00 ± 1.23a |
A. annua | 1.13 ± 0.09d | 25.50 ± 1.65b | 9.11 ± 1.23b | 13.00 ± 2.89b | 0.86 ± 0.10b | 3.08 ± 0.79c |