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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  
流域生态空间与生态保护红线规划方法——以长江流域为例 期刊论文
生态学报, 2018, 卷号: 39, 期号: 3, 页码: 835-843
作者:  孔令桥;  王雅晴;  郑华;  肖燚;  徐卫华
收藏  |  浏览/下载:6/0  |  提交时间:2020/06/02
河西送端混联电网大容量同步调相机应用研究 期刊论文
甘肃科学学报, 2018, 期号: 2018年05期, 页码: 113-118
作者:  郝晓弘;  郭铁锷;  汪宁渤;  丁坤
收藏  |  浏览/下载:5/0  |  提交时间:2019/11/13
曹门湾一号墓出土皮甲胄清理复原及研究 学位论文
北京: 中国科学院大学, 2018
作者:  谭鑫刚
收藏  |  浏览/下载:3/0  |  提交时间:2022/07/15
基于角点的稀疏子空间粒子滤波跟踪算法 期刊论文
计算机应用与软件, 2018, 期号: 2018年09期, 页码: 236-241
作者:  王旭阳;  朱志林
收藏  |  浏览/下载:19/0  |  提交时间:2019/11/13
遥感技术在鸟类生态学研究中的应用 期刊论文
生物多样性, 2018, 卷号: 26, 期号: 08, 页码: 862-877
作者:  李金亚;  雷倩;  马克明
收藏  |  浏览/下载:25/0  |  提交时间:2019/03/14
1990—2013年洋河流域土地利用景观格局的粒度效应 期刊论文
中国农学通报, 2018, 卷号: 34, 期号: 19, 页码: 83-95
作者:  周同;  易海杰;  张丽;  罗维;  王瑶
收藏  |  浏览/下载:25/0  |  提交时间:2019/03/14
MTO/MTP大型反应器的多尺度CFD模拟 学位论文
: 中国科学院研究生院, 2018
作者:  牛燕
收藏  |  浏览/下载:52/0  |  提交时间:2019/03/29
滇东北黑颈鹤(Grus nigricollis)山坡型夜栖地的利用 学位论文
北京: 中国科学院大学, 2018
作者:  卢光义
收藏  |  浏览/下载:10/0  |  提交时间:2020/12/15
一维非稳态河流水动力-水质模型开发及应用 学位论文
北京: 中国科学院生态环境研究中心, 2018
作者:  孙明东
收藏  |  浏览/下载:137/0  |  提交时间:2019/07/23


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