晋西北丘陵风沙区柠条锦鸡儿叶片与土壤生态化学计量特征
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刘婧, 缑倩倩, 王国华, 赵峰侠
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Leaf and soil ecological stoichiometry of Caragana korshinskii in windy and sandy hilly region of northwest Shanxi, China
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LIU Jing, GOU Qian-Qian, WANG Guo-Hua, ZHAO Feng-Xia
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表6 晋西北丘陵风沙区土壤碳(C)、氮(N)、磷(P)含量及化学计量特征与其他区域的比较(平均值±标准误)
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Table 6 Comparisons of soil carbon (C), nitrogen (N), phosphorus (P) contents and stoichiometric characteristics in the windy and sandy hilly region of northwest Shanxi with findings in other studies (mean ± SE)
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| 地区 Region | 研究对象
Research object | 含水量
Water content (%) | C (mg·kg-1) | N (mg·kg-1) | P (mg·kg-1) | C:N | C:P | N:P | 参考文献
Reference | 本研究区
This study area | 柠条锦鸡儿
Caragana korshinskii | 11.75 ± 0.25
(n = 50) | 3.07 ± 0.09
(n = 50) | 0.48 ± 0.02
(n = 50) | 0.62 ± 0.01
(n = 50) | 10.27 ± 1.78
(n = 50) | 7.55 ± 0.89
(n = 50) | 1.16 ± 0.15
(n = 50) | 本研究
This study | 黄土丘陵
The loess hill | 油松
Pinus tabulaeformis | - | 35.65 ± 9.34
(n = 12) | 1.67 ± 0.25
(n = 12) | 0.57 ± 0.30
(n = 12) | 21.35 ± 7.26
(n = 12) | 62.54 ± 6.65
(n = 12) | 2.92 ± 0.41
(n = 12) | Jiang et al.,
2016 | 亚热带
Subtropic | 油茶
Camellia oleifera | - | 17.37 ± 4.08
(n = 96) | 1.52 ± 0.41
(n = 96) | 0.36 ± 0.17
(n = 96) | 11.23 ± 1.65
(n = 96) | 57.20 ± 25.09
(n = 96) | 5.00 ± 2.02
(n = 96) | Zhang et al., 2014 | 全球
World | 植物 Plant | - | - | - | 2.81 ± 0.71
(n = 492) | 66.20 ± 6.30
(n = 492) | 314.12 ± 34.19
(n = 492) | 45.50 ± 3.21
(n = 492) | Elser et al., 2000 |
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