科尔沁沙质草地不同恢复年限草本层群落结构及其与土壤理化性质的关系
赵啸龙, 谢玉鸿, 马旭君, 王少昆

Vegetation structure and its relationship with soil physicochemical properties in restoring sandy grassland in Horqin Sandy Land
Xiaolong Zhao, Yuhong Xie, Xujun Ma, Shaokun Wang
表3 不同恢复年限沙质草地植物群落主要物种重要值
Table 3 Important values of main plant species along sandy land restoration
植物种恢复年限/a
121720
苦苣菜(Sonchus oleraceus0.088±0.030
蓼子朴(Inula salsoloides0.447±0.100
沙米 (Agriophyllum squarrosum0.124±0.065
狭叶苦荬菜(Ixeris chinensis0.068±0.030
光梗蒺藜草(Cenchrus incertus0.198±0.118
大果虫实(Corispermum macrocarpum0.050±0.0260.075±0.054
地梢瓜(Cynanchum thesioides0.058±0.0340.070±0.146
野糜子(Panicum ruderale0.0440.085±0.028
蒺藜(Tribulus terrester0.104±0.0450.045±0.0200.082±0.081
狗尾草(Setaria viridis0.108±0.0470.079±0.0380.082±0.074
地锦(Euphorbia humifusa0.0230.024±0.0070.020±0.005
薄翅猪毛菜(Salsola pellucida0.0370.247±0.1350.077±0.094
尖头叶藜(Chenopodium acuminatum0.120±0.0870.114±0.079
黄蒿(Artemisia scoparia0.146±0.0520.242±0.122
白草(Pennisetum centrasiaticum0.1120.213±0.029
冠芒草(Eneapogon borealis0.0420.040±0.010
扁蓿豆(Medicago ruthenica0.162
画眉草(Eragrostis pilosa0.139±0.114
砂蓝刺头(Echinops gmelini0.219±0.109
雾冰藜(Bassia dasyphylla0.065±0.042
糙隐子草(Cleistogenes squarrosa0.167±0.059
二裂委陵菜(Potentilla bifurca0.155±0.074
芦苇(Phragmites australis0.208±0.059
牻牛儿苗(Erodium stephanianum0.188±0.111
米口袋(Gueldenstaedtia stenophylla0.019
田旋花(Convolvulus arvensis0.030±0.002