油蒿资源利用效率在生长季的相对变化及对环境因子的响应

李鑫豪,闫慧娟,卫腾宙,周文君,贾昕,查天山

Relative changes of resource use efficiencies and their responses to environmental factors in Artemisia ordosica during growing season

LI Xin-Hao,YAN Hui-Juan,WEI Teng-Zhou,ZHOU Wen-Jun,JIA Xin,ZHA Tian-Shan

表4 毛乌素沙地油蒿氮利用效率(NUE)、水利用效率(WUE)和光利用效率(LUE)与各环境因子的相关关系

Table 4 Correlation between nitrogen use efficiency (NUE), water use efficiency (WUE), light use efficiency (LUE) and environmental variables of Artemisia ordosica in Mau Us Sandyland

SWC10 SWC30 Tl VPDl NUE R2 0.38 0.21 -0.30 -0.29 p 0.176 9 0.461 3 0.031 0 0.025 5 WUE R2 -0.08 0.07 -0.42 -0.31 p 0.772 0 0.804 6 0.010 9 0.036 9 LUE R2 0.001 0.12 -0.28 -0.27 p 0.996 4 0.679 2 0.051 3 0.058 0