Chemical composition |
| Carbon | Nitrogen | Phosphorus | Potassium | C/N | Lignin |
Stipa baicalensis | Leaf | 436.9 ± 13.3 a | 14.4 ± 0.2 a | 0.89 ± 0.2 a | 10.8 ± 0.2 a | 30 ± 0.6 a | 119.6 ± 6.3 a |
Root | 349.9 ± 82.0 b | 8.9 ± 0.8 b | 0.63 ± 0.2 a | 4. 9 ± 1.0 b | 50 ± 6.3 b | 117.3 ± 1.2 a | |
Leymus chinensis | Leaf | 451.7 ± 2.4 a | 16.5 ± 1.2 a | 0.89 ± 0.1 a | 11.9 ± 0.4 a | 27 ± 2.1 b | 120.7 ± 7.6 a |
Stem | 420.5 ± 36.7 a | 7.9 ± 0.6 b | 0.83 ± 0.1 a | 10.2 ± 0.5 b | 53 ± 5.1 a | 119.3 ± 5.0 a | |
Root | 396.2 ± 40.3 a | 7.9 ± 0.7 b | 0.63 ± 0.1 b | 4.9 ± 1.0 c | 50 ± 8.8 a | 113.0 ± 6.23 a | |
Artemisia frigida | Leaf | 460.7 ± 75.2 a | 21.1 ± 0.6 a | 1.78 ± 0.2 a | 18.5 ± 1.6 a | 22 ± 1.3 b | 121.8 ± 5.4 a |
Stem | 354.9 ± 54.0 ab | 7.2 ± 1.3 c | 0.68 ± 0.1 b | 10.2 ± 0.3 c | 49 ± 10.4 a | 111.9 ± 1.9 a | |
Root | 313.0 ± 39.2 b | 9.0 ± 0.3 b | 0.67 ± 0.1 b | 14.0 ± 0.1 b | 35 ± 7.9 b | 109.4 ± 1.0 a |