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

刘婧, 缑倩倩, 王国华, 赵峰侠

Leaf and soil ecological stoichiometry of Caragana korshinskii in windy and sandy hilly region of northwest Shanxi, China

LIU Jing, GOU Qian-Qian, WANG Guo-Hua, ZHAO Feng-Xia

表3 晋西北丘陵风沙区柠条锦鸡儿人工林土壤含水量、碳(C)、氮(N)、磷(P)含量及化学计量比之间的相关分析

Table 3 Correlation analysis of the soil water content (SWC), carbon (C), nitrogen (N), phosphorus (P) contents and stoichiometric ratio in the artificial Caragana korshinskii forest in the windy and sandy hilly region of northwest Shanxi

含水量 SWC 有机碳含量 SOC content 全氮含量 STN content 全磷含量 STP content C:N C:P N:P 含水量 SWC 1 有机碳含量 SOC content 0.412* 1 全氮含量 STN content 0.559** 0.357** 1 全磷含量 STP content 0.614** 0.033 0.298* 1 C:N -0.223* 0.295* -0.276* -0.188 1 C:P 0.034 0.653** 0.167 -0.323* 0.271* 1 N:P 0.023 0.485** 0.377** -0.257* 0.222* 0.889** 1