Table 3 Biomass distribution of X. spinosum seedlings at different sand burial depths
From: Effects of sand burial depth on Xanthium spinosum seed germination and seedling growth
Sand burial depth (cm) | Root biomass ratio | Stem biomass ratio | Leaf biomass ratio | Root to shoot ratio |
|---|---|---|---|---|
1 | 0.1359± 0.0046e | 0.1881 ± 0.0044a | 0.6115 ± 0.0078a | 0.1600 ± 0.0069c |
2 | 0.1572 ± 0.0050de | 0.1764 ± 0.0051b | 0.6022 ± 0.0095a | 0.1896 ± 0.0076c |
3 | 0.1754 ± 0.0048d | 0.1493 ± 0.0031cd | 0.6106 ± 0.0062a | 0.2160 ± 0.0073c |
5 | 0.2336 ± 0.0073c | 0.1406 ± 0.0048d | 0.5553 ± 0.0110b | 0.3142 ± 0.0133c |
7 | 0.4033 ± 0.0101b | 0.1195 ± 0.0031e | 0.4693 ± 0.0082c | 0.7113 ± 0.0313b |
9 | 0.6753 ± 0.0251a | 0.0918 ± 0.0051f | 0.2329 ± 0.0212d | 3.1712 ± 0.3780a |