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烷基化废硫酸制备硫酸镁的新工艺研究 学位论文
: 中国科学院大学, 2020
作者:  安学斌
收藏  |  浏览/下载:7/0  |  提交时间:2021/09/07
煤气化渣铝硅组分活化分离与资源化利用基础研究 学位论文
: 中国科学院大学, 2019
作者:  胡文豪
收藏  |  浏览/下载:1/0  |  提交时间:2020/06/17
微波辅助制备二氧化钛基功能复合材料及其在水处理中的应用 学位论文
: 中国科学院大学, 2019
作者:  张锦菊
收藏  |  浏览/下载:9/0  |  提交时间:2020/06/17
新型热电池正极材料的制备及电化学性能研究 学位论文
: 中国科学院大学, 2019
作者:  郭胜楠
收藏  |  浏览/下载:8/0  |  提交时间:2020/06/17
凝结芽胞杆菌利用非粮生物质合成乳酸的研究 学位论文
: 中国科学院大学, 2019
作者:  王玉珏
收藏  |  浏览/下载:7/0  |  提交时间:2020/06/17
CsPbI2Br薄膜的可控制备及其在全无机钙钛矿光伏器件中的应用研究 学位论文
北京: 中国科学院大学, 2019
作者:  董琛
收藏  |  浏览/下载:618/0  |  提交时间:2019/10/31
黄土高原小流域关键带水文过程中碳输移特征研究 学位论文
北京: 中国科学院生态环境研究中心, 2019
作者:  王林华
收藏  |  浏览/下载:26/0  |  提交时间:2020/07/28
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  
喀斯特植物的无机碳利用特征:以喜树为例 学位论文
中国科学院地球化学研究所: 中国科学院大学, 2018
作者:  饶森
收藏  |  浏览/下载:48/0  |  提交时间:2019/07/15
三亚湾溶解有机碳(DOC)光降解及其对浮游植物生长的影响 学位论文
硕士, 2017
作者:  廖健祖
收藏  |  浏览/下载:67/0  |  提交时间:2018/09/26


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