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海洋微生物介导的塑料解聚过程及机制研究 学位论文
中国科学院海洋研究所: 中国科学院大学, 2021
作者:  高蓉蓉
收藏  |  浏览/下载:60/0  |  提交时间:2021/12/31
石煤钒矿酸浸提钒尾渣制备陶粒工艺应用基础研究 学位论文
: 中国科学院大学, 2020
作者:  宋春光
收藏  |  浏览/下载:17/0  |  提交时间:2021/09/07
功能性介孔二氧化硅制备及其吸附低浓度恶臭气体性能研究 学位论文
: 中国科学院大学, 2019
作者:  彭胜攀
收藏  |  浏览/下载:22/0  |  提交时间:2020/06/17
火焰燃烧法制备氧化铈基催化剂及其CO氧化性能研究 学位论文
: 中国科学院大学, 2019
作者:  赵峰
收藏  |  浏览/下载:25/0  |  提交时间:2020/06/17
基于高分辨质谱的土壤溶解性有机质化学多样性研究 学位论文
北京: 中国科学院生态环境研究中心, 2018
作者:  李晓明
收藏  |  浏览/下载:24/0  |  提交时间:2020/07/15
土壤溶解性有机质, 化学多样性,微生物多样性, 傅立叶变换离子回旋 共振质谱  decreased WIth IncreasIng Iron ComplexIng Index. PAtterns In Molecular PrOfiles IndicAted Dom In Paddy Soils To Become More RecalcItrAnt At Higher Soil C/n rAtio And Higher Soil Ph. furTherMore, PlAnt-derived polyPh.nols And Pyrogenic Dom Were retaIned Favorably By Iron And The ChemodiversIty Of Dom In Paddy Soil Increased WIth IncreasIng Soil C/n rAtios. These Results Provide Novel InFormAtion regardIng Dom Characteristics At a Molecular Level And Will InForm Better Global MAnagement Of Soil Carbon In Paddy Soil EcosysteMs Global. 2) Through The applicAtion Of Ft-icr-Ms, The ChemodiversIty Of Dom In Soil Subjected To Long-term OrgAnic Carbon And InOrgAnic Fertilizer Amendments Was Established. In Parallel, Bcc Was Assessed. Through This Coupled Approach It Was Established.thAt sustaIned OrgAnic Carbon Amendment Resulted In: SignificAntly (p < 0.05) Increased Total Carbon And Total nItrogen Reservoirs In Soil, Dom PrOfiles Of greAter ChemodiversIty, And Emergence Of RecalcItrAnt Dom Moieties (H/c < 1.5). In Contrast, Carbon And nItrogen Reservoirs In Soil Subjected To sustaIned InOrgAnic Fertilizer applicAtion Were Unaltered, While Soil OrgAnic Carbon ChemodiversIty Was Observed To Shift To Less RecalcItrAnt Dom Moieties (H/c rAtio > 1.5 And O/c rAtios < 0.5). furTherMore, sustaIned OrgAnic Carbon Amendment Shaped Bcc To a eutroPh.c stAte While Long-term Chemical fertilizAtion Directed The Bcc Towards An oligotroPh.c stAte. Higher connectivIty And Network complexIty Were Observed In OrgAnic Carbon Amended Soils. Dom-Bcc Network Analysis, IndicAtIng thAt Soil Microbes Had More Interaction WIth Dom Molecules followIng sustaIned OrgAnic mAtter Input. These Results Highlight The Potential For OrgAnic Carbon Amendments To Not Only Build Soil Carbon sTocks And Increase Their Resilience, But To Also Improve The Functional stAte Of Soil Microbial communIties. Key Words: Dom, ChemodiversIty, Microbial diversIty, Ft-icr Ms  
海底观测网数据传输系统构架设计、性能分析与故障定位方法研究 学位论文
博士, 沈阳: 中国科学院沈阳自动化研究所, 2017
作者:  孙凯
收藏  |  浏览/下载:106/0  |  提交时间:2017/12/21
改性Cs/γ-Al2O3催化乙酸乙酯和甲醛羟醛缩合制备 学位论文
: 中国科学院大学, 2017
作者:  CHIDCHON SARARUK
收藏  |  浏览/下载:29/0  |  提交时间:2019/04/02
土壤中二苯砷酸的结合机制和生物及化学修复研究 学位论文
博士, 北京: 中国科学院大学, 2017
作者:  朱濛
收藏  |  浏览/下载:191/0  |  提交时间:2017/06/23
海岸带水体铁形态电分析方法研究 学位论文
博士, 北京: 中国科学院大学, 2017
作者:  林明月
收藏  |  浏览/下载:95/0  |  提交时间:2017/06/02
典型烟煤的分子结构及模型模拟的初步研究 学位论文
硕士, 北京: 中国科学院大学, 2017
作者:  孙溶
收藏  |  浏览/下载:84/0  |  提交时间:2017/06/23


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