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中国农学通报 ›› 2021, Vol. 37 ›› Issue (3): 73-80.doi: 10.11924/j.issn.1000-6850.casb20191200947

• 资源·环境·生态·土壤·气象 • 上一篇    下一篇

盐地碱蓬的耐盐机理及改良土壤机理研究进展

贾林1,2(), 刘璐瑶1,2, 王鹏山1,2, 李志明1,2, 张金龙1,2(), 李新征3(), 田晓明1,2, 王国强1,2   

  1. 1天津盐碱地绿化工程中心,天津 300457
    2天津泰达绿化集团有限公司,天津 300457
    3山东农业大学生命科学学院,山东泰安 271018
  • 收稿日期:2019-12-13 修回日期:2020-01-20 出版日期:2021-01-25 发布日期:2021-01-26
  • 通讯作者: 张金龙,李新征
  • 作者简介:贾林,男,1991年出生,山西运城人,硕士,主要从事盐碱土生态治理与野生植物资源研究。通信地址:300457 天津开发区睦宁路26号 天津泰达绿化集团有限公司研究中心,Tel:022-25320959,E-mail: jia199191@163.com
  • 基金资助:
    天津市科技计划重点项目“天津滨海地区大气盐尘污染生态防治技术研究与应用”(17YFZCSF01200)

Salt-tolerance and Soil Improvement Mechanism of Suaeda salsa: Research Progress

Jia Lin1,2(), Liu Luyao1,2, Wang Pengshan1,2, Li Zhiming1,2, Zhang Jinlong1,2(), Li Xinzheng3(), Tian Xiaoming1,2, Wang Guoqiang1,2   

  1. 1Tianjin Engineering Center of Saline-alkali Soil Eco-landscaping, Tianjin 300457
    2Tianjin TEDA Greening Group Limited Company, Tianjin 300457
    3College of Life Sciences, Shandong Agricultural University, Taian Shandong 271018
  • Received:2019-12-13 Revised:2020-01-20 Online:2021-01-25 Published:2021-01-26
  • Contact: Zhang Jinlong,Li Xinzheng

摘要:

盐地碱蓬是盐碱地先锋植物,是目前能在含盐量为3%的土壤中生存的极少数植物之一,是重要的耐盐种质资源。其在植物耐逆机理、耐盐基因的开发利用以及土壤生态修复等方面具有极为重要的应用潜力。为了全面的了解盐地碱蓬的耐盐机理以及改良土壤的机理,本研究分别从形态学、生理生化层面以及分子水平等方面对其耐盐机理进行总结,并就盐地碱蓬影响土壤理化性质、微生物、土壤养分以及在土壤重金属、有机污染物治理等方面的研究进展进行梳理。在此基础上提出研究展望,认为应更多的关注盐地碱蓬耐逆关键基因的挖掘利用、盐地碱蓬在盐碱地植物群落演替过程的作用以及盐地碱蓬与微生物如何共同改良土壤的机理。

关键词: 盐地碱蓬, 盐胁迫, 耐盐机理, 改土机理

Abstract:

As one of the pioneer plant in salt soil, Suaeda salsa can survive in soil with 3% salt content, which is an important germplasm resource, and has a crucial application potential in the research of plant resistance mechanism, development and utilization of salt-tolerant genes and soil ecological remediation. To fully understand the salt tolerance mechanism of Suaeda salsa and its mechanism of soil improvement, from the aspects of morphology, physiology and biochemistry and molecular level, we summarize its salt tolerance mechanism, discuss its effect on salt alkaline soil physical and chemical properties, microbial species and refinement of soil nutrients, and review the research on its role in controlling soil heavy metals and organic pollutants. Based on the study, we argue that more attention should be paid to the key salt tolerance gene of Suaeda salsa, its role in plant community succession process, and the combined mechanism of Suaeda salsa and microbial species on soil improvement.

Key words: Suaeda salsa, salt stress, salt-tolerant mechanism, mechanism of soil improvement

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