毛乌素沙地油蒿叶建成成本及相关叶性状沿降水梯度的变化
张治国,魏海霞

Variations of leaf construction cost and leaf traits within the species of Artemisia ordosica along a precipitation gradient in the Mau Us sandy land
ZHANG Zhi-Guo,WEI Hai-Xia
表2 沿降水梯度油蒿叶片单位质量建成成本(CCm)和单位面积建成成本(CCa)与降水和土壤全氮含量的偏相关分析
Table 2 Partial correlation coefficients for relationships of mass-based leaf construction cost (CCm) and area-based leaf construction cost (CCa) to annual precipitation and total soil nitrogen content within species of Artemisia ordosica along a precipitation gradient
因变量
Dependent variables
土壤全氮含量
Soil total nitrogen
content (mg·g-1)
年降水量
Annual
precipitation (mm)
CCm 0.28* 0.03
CCa 0.27* 0.32*