CO₂ 封存泄露对玉米根际土壤微生物的影响研究

打开文本图片集

文章编号：1674-6139（2026）04-0145-06

中图分类号：X53文献标志码：B

Effects of CO2 Leakagefrom Geological Storage on Rhizosphere Soil Microorganisms of Maize

Wang Sha1.²， Chen Ziyuel

（1.College of EnvironmentandLife Sciences，Weinan Normal University，Weinan ，China; 2.KeyLaboratory for Ecologyand Environmentof River Wetlands in ShaanxiProvince，Weinan ，China）

Abstract：Inthisstudy，themaize，whichservesasthemaincropattheimplementationsiteoftheCCUSproject，waschosenasthe research object.A pot experiment was carried out with the aid of a CO2 leakage simulation device to explore the impacts of CO2 leakage on thebiomass，espiratiointesityivesityndomuityscturefsilcrorgasmsinezospereofeesuls showed that with the increase of CO2 concentration，the carbon and nitrogen insoil microbial biomass and the respiration rate of soil microorganismsfisticeasedndtendecreaedTeactealdivesityindexsodtrendofrstecreasingtheniceasingde decreasingagain.TheidentificationofthemicrobialcommunityindicatedthattherelativeabundancesofAcidimicrobiumfeoidans， Acidobacteriumand Lysobacter niastensisincreased with the increase in CO2 leakage.In the future，the increase in the relative abundances ofthesethreemicrorganismscanbeusedasabiologicalmonitoring indicatorfortheleakageofgeologicallysequestered CO2 ：

Keywords： CO2 leakage；maize；soil microorganisms；biomass；microbial community

前言

目前， CO2 捕集、利用与封存（Carbon Capture，UtilizationandStorage，CCUS）是公认的实现中国“双碳”目标的有效手段之一。（剩余6818字）