荒漠河岸林区<strong>3</strong>种典型植物群落下土壤碳氮含量特征

荒漠河岸林区3种典型植物群落下土壤碳氮含量特征

陈雨晴, 席海洋, 程文举, 赵欣悦

Characteristics of soil carbon and nitrogen change in three typical plant communities in desert riparian forest area

Yuqing Chen, Haiyang Xi, Wenju Cheng, Xinyue Zhao

表4 土壤碳氮含量与理化性质回归方程

Table 4 Regression equation for soil carbon and nitrogen content and physicochemical properties

因变量y	回归方程	R²	P
碳含量 $y_{C}$	$y_{C} = 0.101 A N + 17.338 T P + 4.809 P H - 52.717$	0.829	0.00^**
氮含量 $y_{N}$	$y_{N} = 0.004 A N + 0.001 A K + 0.171 B D - 0.022$	0.935	0.00^**