神农架常绿落叶阔叶混交林碳氮磷化学计量比

刘璐,葛结林,舒化伟,赵常明,徐文婷,申国珍,谢宗强

C, N and P stoichiometric ratios in mixed evergreen and deciduous broadleaved forests in Shennongjia, China

LIU Lu,GE Jie-Lin,SHU Hua-Wei,ZHAO Chang-Ming,XU Wen-Ting,SHEN Guo-Zhen,XIE Zong-Qiang

表1 生态系统不同组分的C、N、P含量及其化学计量比

Table 1 C, N and P concentrations and their stoichiometric ratios in different components of the ecosystem

生态系统组分 Ecosystem component C (g·kg-1) N (g·kg-1) P (g·kg-1) C:N C:P N:P 植物群落 Plant community 470.67 5.51 0.43 85.45 1 087.39 12.72 凋落物 Litter 443.90 12.23 0.46 36.30 958.92 26.42 土壤 Soil 12.94 1.04 0.21 12.45 60.58 4.86