首页|消落区植物群落对土壤团聚体稳定性的影响研究进展

消落区植物群落对土壤团聚体稳定性的影响研究进展

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水位脉动、干湿交替是影响消落区植物群落分布和土壤稳定性的关键环境驱动力,消落区植物群落是影响土壤团聚体稳定的重要因素,研究消落区植物群落结构和功能性状对土壤团聚体稳定性的影响有助于预测消落区植物演替过程和揭示其对岸带稳定的影响机制.本文总结了国内外相关研究,综述了植物群落对干湿交替环境的响应,同时基于植物功能性状对干湿交替的响应重点阐述了其对土壤团聚体粒径稳定性的影响.未来研究应该重点关注根系构型性状和根际微生物性状对土壤团聚体的影响,并加强消落区不同胁迫强度和演替阶段植物群落组成、地上-地下性状对土壤团聚体稳定性的研究,进而探究水位脉动条件下植物群落对土壤团聚体稳定的影响机制,为消落区生态调节、生态恢复提供理论支撑.
Effects of plant communities on the stability of soil aggregates in the water-level fluctuating area:A review
Water-level fluctuation and dry-wet alternation are the key factors affecting plant community and soil sta-bilization in the water-level fluctuating area(WLFA).Meanwhile,plant community greatly contributes to the soil aggregate stability in the WLFA.Studying the influence of plant community structure and plant functional traits on soil aggregate stability in the WLFA can help predict plant succession and reveal its influence mechanism on bank stability.We reviewed the responses of plant communities to water-level fluctuation,and focused on the impacts of plant functional traits on soil aggregates in the WLFA.In future studies,we should pay more attention to the traits of root architecture and rhizosphere microorganisms,and strengthen the studies of plant community composition,the effects of aboveground and belowground traits on the stability of soil aggregates.Such efforts will be helpful for understanding the influence mechanism of plant community on soil aggregate stability under hydrological stresses,providing theoretical support for ecological regulation and restoration in the WLFA.

dry-wet alternationplant-soilrhizosphere microbial traitroot architecture trait

罗美凤、黄平、王小晓、易雪梅、吴胜军

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重庆交通大学,重庆 400074

中国科学院重庆绿色智能技术研究院,重庆 400714

中国科学院水库水环境重点实验室,重庆 400714

干湿交替 植物-土壤 根际微生物性状 根系构型性状

中国科学院战略性先导科技专项(A类)重庆市自然科学基金面上项目三峡后续工作专项重庆市技术创新与应用发展专项重点项目

XDA23040303cstc2021jcyjmsxmX10995000002021BF40001cstc2019jscxdxwtBX0007

2023

生态学杂志
中国生态学学会

生态学杂志

CSTPCDCSCD北大核心
影响因子:1.439
ISSN:1000-4890
年,卷(期):2023.42(10)
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