Journal of Desert Research ›› 2025, Vol. 45 ›› Issue (4): 314-323.DOI: 10.7522/j.issn.1000-694X.2025.00067
Jiaqi Jing1,2,4(), Xinping Liu1,2,4(
), Yuhui He3, Jie Feng5, Hongjiao Hu1,2,4, Yuanzhi Xu1,2,4
Received:
2024-12-19
Revised:
2025-03-27
Online:
2025-07-20
Published:
2025-08-18
Contact:
Xinping Liu
CLC Number:
Jiaqi Jing, Xinping Liu, Yuhui He, Jie Feng, Hongjiao Hu, Yuanzhi Xu. Responces of plant community construction in semi-arid sandy grassland to precipitation changes[J]. Journal of Desert Research, 2025, 45(4): 314-323.
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URL: http://www.desert.ac.cn/EN/10.7522/j.issn.1000-694X.2025.00067
功能群 | 物种 | 重要值Importantvalues | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
2014年 | 2015年 | 2016年 | 2017年 | 2018年 | 2019年 | 2020年 | 2021年 | 2022年 | 2023年 | ||
多年生草本 | 白草(Pennisetum centrasiaticum) | 0.035±0.022ab | — | 0.010±0.009a | 0.078±0.061abc | 0.047±0.032abc | 0.294±0.074d | 0.189±0.047bcd | 0.207±0.059cd | 0.095±0.033abc | 0.179±0.054bcd |
糙隐子草(Cleistogenes squarrosa) | 0.018±0.011a | 0.056±0.177a | 0.053±0.017a | 0.051±0.017a | 0.070±0.026a | 0.033±0.022a | 0.090±0.033a | 0.029±0.014a | 0.056±0.025a | 0.059±0.013a | |
草地风毛菊(Saussurea amara) | 0.003±0.003 | — | — | — | — | — | — | — | — | — | |
车前(Plantago asiatica) | — | — | — | — | — | — | — | — | 0.006±0.006 | — | |
地梢瓜(Cynanchum thesioides) | 0.05±0.005ab | 0.012±0.037ab | — | 0.016±0.010ab | 0.005±0.005ab | 0.004±0.003a | 0.039±0.017b | 0.023±0.011ab | 0.033±0.009ab | 0.031±0.010ab | |
二裂委陵菜(Potentilla bifurca) | 0.026±0.015ab | 0.057±0.179ab | 0.048±0.030ab | 0.037±0.032ab | 0.025±0.024ab | 0.042±0.021ab | 0.107±0.051ab | 0.037±0.023ab | 0.045±0.021ab | 0.042±0.029a | |
牻牛儿苗(Erodium stephanianum) | 0.047±0.027a | — | 0.096±0.047a | 0.134±0.050a | 0.035±0.017a | 0.064±0.021a | 0.064±0.030a | 0.023±0.022a | 0.102±0.032a | 0.071±0.037a | |
蒙古野韭(Allium mongolicum) | — | — | — | — | 0.005±0.005 | — | — | — | — | — | |
米口袋(Gueldenstaedtia verna) | — | — | — | — | — | 0.004±0.004 | — | — | — | — | |
乳浆大戟(Euphorbia esula) | — | — | — | — | — | 0.005±0.005 | — | — | — | — | |
一年生草本 | 薄翅猪毛菜(Salsola pellucida) | 0.104±0.059a | 0.242±0.765b | 0.139±0.050ab | 0.065±0.017a | 0.008±0.008a | 0.031±0.013a | 0.004±0.004a | — | 0.005±0.005a | 0.033±0.017a |
地锦(Parthenocissus tricuspidata) | — | — | 0.008±0.005a | 0.011±0.005a | — | 0.013±0.010a | 0.004±0.004a | — | 0.029±0.009a | — | |
锋芒草(Tragus mongolorum) | 0.026±0.019 | — | — | — | — | — | — | — | — | — | |
狗尾草(Setaria viridis) | 0.283±0.063c | 0.081±0.255ab | 0.214±0.043abc | 0.218±0.054bc | 0.461±0.098d | 0.202±0.062abc | 0.087±0.040ab | 0.082±0.026a | 0.192±0.036abc | 0.051±0.020a | |
冠芒草(Enneapogon borealis) | — | — | 0.021±0.011a | 0.027±0.011a | 0.048±0.033a | 0.008±0.007a | 0.006±0.006a | — | — | — | |
光梗蒺藜草(Cenchrus incertus) | 0.003±0.002a | — | 0.005±0.004a | 0.013±0.006a | 0.037±0.014b | 0.002±0.001a | 0.005±0.005a | — | 0.005±0.005a | — | |
尖头叶藜(Chenopodium acuminatum) | 0.094±0.023ab | 0.378±1.194c | 0.382±0.073c | 0.170±0.034b | 0.008±0.007a | 0.111±0.027ab | 0.062±0.015ab | 0.125±0.036b | 0.107±0.019ab | 0.058±0.018ab | |
田旋花(Convolvulus arvensis) | 0.003±0.003a | — | — | — | — | 0.002±0.002a | — | — | 0.014±0.007a | — | |
雾冰藜(Bassia dasyphylla) | — | — | — | — | — | — | 0.004±0.004 | — | — | — | |
野糜子(Panicum miliaceum) | — | — | — | 0.032±0.016a | 0.061±0.032a | 0.037±0.029a | 0.013±0.008a | 0.037±0.018a | — | — | |
野黍(Eriochloa villosa) | — | — | — | — | — | — | — | — | 0.037±0.018 | 0.007±0.007 | |
猪毛蒿(Artemisia scoparia) | 0.285±0.058cde | 0.136±0.431abc | — | 0.117±0.029ab | 0.168±0.049abcd | 0.077±0.021a | 0.234±0.044bcd | 0.394±0.082e | 0.206±0.037abcd | 0.306±0.066de | |
半灌木 | 兴安胡枝子(Lespedeza bicolor) | 0.069±0.023a | 0.039±0.124a | 0.025±0.012a | 0.033±0.014a | 0.022±0.015a | 0.073±0.019a | 0.091±0.018ab | 0.073±0.017a | 0.062±0.026a | 0.143±0.031b |
Table 1 Changes of plant community composition in sandy grassland from 2014 to 2023 (mean±SE )
功能群 | 物种 | 重要值Importantvalues | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
2014年 | 2015年 | 2016年 | 2017年 | 2018年 | 2019年 | 2020年 | 2021年 | 2022年 | 2023年 | ||
多年生草本 | 白草(Pennisetum centrasiaticum) | 0.035±0.022ab | — | 0.010±0.009a | 0.078±0.061abc | 0.047±0.032abc | 0.294±0.074d | 0.189±0.047bcd | 0.207±0.059cd | 0.095±0.033abc | 0.179±0.054bcd |
糙隐子草(Cleistogenes squarrosa) | 0.018±0.011a | 0.056±0.177a | 0.053±0.017a | 0.051±0.017a | 0.070±0.026a | 0.033±0.022a | 0.090±0.033a | 0.029±0.014a | 0.056±0.025a | 0.059±0.013a | |
草地风毛菊(Saussurea amara) | 0.003±0.003 | — | — | — | — | — | — | — | — | — | |
车前(Plantago asiatica) | — | — | — | — | — | — | — | — | 0.006±0.006 | — | |
地梢瓜(Cynanchum thesioides) | 0.05±0.005ab | 0.012±0.037ab | — | 0.016±0.010ab | 0.005±0.005ab | 0.004±0.003a | 0.039±0.017b | 0.023±0.011ab | 0.033±0.009ab | 0.031±0.010ab | |
二裂委陵菜(Potentilla bifurca) | 0.026±0.015ab | 0.057±0.179ab | 0.048±0.030ab | 0.037±0.032ab | 0.025±0.024ab | 0.042±0.021ab | 0.107±0.051ab | 0.037±0.023ab | 0.045±0.021ab | 0.042±0.029a | |
牻牛儿苗(Erodium stephanianum) | 0.047±0.027a | — | 0.096±0.047a | 0.134±0.050a | 0.035±0.017a | 0.064±0.021a | 0.064±0.030a | 0.023±0.022a | 0.102±0.032a | 0.071±0.037a | |
蒙古野韭(Allium mongolicum) | — | — | — | — | 0.005±0.005 | — | — | — | — | — | |
米口袋(Gueldenstaedtia verna) | — | — | — | — | — | 0.004±0.004 | — | — | — | — | |
乳浆大戟(Euphorbia esula) | — | — | — | — | — | 0.005±0.005 | — | — | — | — | |
一年生草本 | 薄翅猪毛菜(Salsola pellucida) | 0.104±0.059a | 0.242±0.765b | 0.139±0.050ab | 0.065±0.017a | 0.008±0.008a | 0.031±0.013a | 0.004±0.004a | — | 0.005±0.005a | 0.033±0.017a |
地锦(Parthenocissus tricuspidata) | — | — | 0.008±0.005a | 0.011±0.005a | — | 0.013±0.010a | 0.004±0.004a | — | 0.029±0.009a | — | |
锋芒草(Tragus mongolorum) | 0.026±0.019 | — | — | — | — | — | — | — | — | — | |
狗尾草(Setaria viridis) | 0.283±0.063c | 0.081±0.255ab | 0.214±0.043abc | 0.218±0.054bc | 0.461±0.098d | 0.202±0.062abc | 0.087±0.040ab | 0.082±0.026a | 0.192±0.036abc | 0.051±0.020a | |
冠芒草(Enneapogon borealis) | — | — | 0.021±0.011a | 0.027±0.011a | 0.048±0.033a | 0.008±0.007a | 0.006±0.006a | — | — | — | |
光梗蒺藜草(Cenchrus incertus) | 0.003±0.002a | — | 0.005±0.004a | 0.013±0.006a | 0.037±0.014b | 0.002±0.001a | 0.005±0.005a | — | 0.005±0.005a | — | |
尖头叶藜(Chenopodium acuminatum) | 0.094±0.023ab | 0.378±1.194c | 0.382±0.073c | 0.170±0.034b | 0.008±0.007a | 0.111±0.027ab | 0.062±0.015ab | 0.125±0.036b | 0.107±0.019ab | 0.058±0.018ab | |
田旋花(Convolvulus arvensis) | 0.003±0.003a | — | — | — | — | 0.002±0.002a | — | — | 0.014±0.007a | — | |
雾冰藜(Bassia dasyphylla) | — | — | — | — | — | — | 0.004±0.004 | — | — | — | |
野糜子(Panicum miliaceum) | — | — | — | 0.032±0.016a | 0.061±0.032a | 0.037±0.029a | 0.013±0.008a | 0.037±0.018a | — | — | |
野黍(Eriochloa villosa) | — | — | — | — | — | — | — | — | 0.037±0.018 | 0.007±0.007 | |
猪毛蒿(Artemisia scoparia) | 0.285±0.058cde | 0.136±0.431abc | — | 0.117±0.029ab | 0.168±0.049abcd | 0.077±0.021a | 0.234±0.044bcd | 0.394±0.082e | 0.206±0.037abcd | 0.306±0.066de | |
半灌木 | 兴安胡枝子(Lespedeza bicolor) | 0.069±0.023a | 0.039±0.124a | 0.025±0.012a | 0.033±0.014a | 0.022±0.015a | 0.073±0.019a | 0.091±0.018ab | 0.073±0.017a | 0.062±0.026a | 0.143±0.031b |
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