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Contrasting effects of NH4+ and NO3- amendments on amount and chemical characteristics of different density organic matter fractions in a boreal forest soil 期刊论文
GEODERMA, 2017, 卷号: 293, 页码: 1-9
Authors:  Cheng, SL;  He, S;  Fang, HJ;  Xia, JZ;  Tian, J;  Yu, GR;  Geng, J;  Yu, GX
Favorite  |  View/Download:10/0  |  Submit date:2018/04/14
Atmospheric N deposition  Soil organic matter  Nuclear magnetic resonance  Boreal forest  
Soil nitrate accumulation explains the nonlinear responses of soil CO2 and CH4 fluxes to nitrogen addition in a temperate needle-broadleaved mixed forest 期刊论文
ECOLOGICAL INDICATORS, 2017, 卷号: 79, 页码: 28-36
Authors:  Geng, J;  Cheng, SL;  Fang, HJ;  Yu, GR;  Li, XY;  Si, GY;  He, S;  Yu, GX
Favorite  |  View/Download:29/6  |  Submit date:2018/04/14
Atmospheric N deposition  Soil CO2 emission  Soil CH4 uptake  Nonlinear responses  Temperate needle-broadleaved mixed forest  Changbai mountain  
Greater diversity of soil fungal communities and distinguishable seasonal variation in temperate deciduous forests compared with subtropical evergreen forests of eastern China 期刊论文
FEMS MICROBIOLOGY ECOLOGY, 2017, 卷号: 93, 期号: 7, 页码: -
Authors:  He, JH;  Tedersoo, LH;  Hu, A;  Han, CH;  He, D;  Wei, H;  Jiao, M;  Anslan, S;  Nie, YX;  Jia, YX;  Zhang, GX;  Yu, GR;  Liu, SR;  Shen, WJ
Favorite  |  View/Download:32/0  |  Submit date:2018/04/14
fungal diversity  fungal community composition  latitude  season  forest  high-throughput sequencing  
Nonlinear responses of soil nitrous oxide emission to multi-level nitrogen enrichment in a temperate needle-broadleaved mixed forest in Northeast China 期刊论文
CATENA, 2016, 卷号: 147, 页码: 556-563
Authors:  Cheng, SL;  Wang, L;  Fang, HJ;  Yu, GR;  Yang, XM;  Li, XY;  Si, GY;  Geng, J;  He, S;  Yu, GX
Favorite  |  View/Download:7/2  |  Submit date:2018/04/14
Atmospheric N deposition  Soil N2O flux  Soil dissolved N  Nonlinear responses  Temperate needle-broadleaved mixed forest  
氮同位素研究城市湖泊沉积物有机质来源和迁移过程——以北京为例 中文期刊论文
Authors:  郭庆军;  王春雨;  朱光旭;  PETERS Marc;  杨俊兴;  魏荣菲;  田丽艳;  韩晓昆
Favorite  |  View/Download:27/0  |  Submit date:2015/12/18
城市湖泊  沉积物  氮同位素  有机质  北京  
耕地和劳动力禀赋对农村劳动力外出务工影响的实证分析:以宁夏南部山区为例 期刊论文
资源科学, 2010, 卷号: 32, 期号: 11, 页码: 2160-2164
Authors:  田玉军;  李秀彬;  马国霞
Adobe PDF(1339Kb)  |  Favorite  |  View/Download:253/51  |  Submit date:2011/06/16
耕地属性  劳动力禀赋  劳动力外出务工  
外源铁、磷对堆肥腐熟的影响及“腐殖酸-Fe-P”复合体的形成初探 CNKI期刊论文
Authors:  沈玉君;  林小凤;  李国学;  郭瑞
Favorite  |  View/Download:135/8  |  Submit date:2012/05/22
好氧堆肥  “腐殖酸-fe-p”三元复合体  腐熟  氯化铁  磷酸钙  
不同通风速率对堆肥腐熟度和含氮气体排放的影响 CNKI期刊论文
Authors:  沈玉君;  李国学;  任丽梅;  郭瑞
Favorite  |  View/Download:99/7  |  Submit date:2012/05/22
好氧堆肥  通风速率  腐熟度  含氮气体  
劳动力析出对生态脆弱区耕地撂荒的影响 CNKI期刊论文
Authors:  田玉军;  李秀彬;  马国霞;  郝海广
Favorite  |  View/Download:143/21  |  Submit date:2012/05/22
土地利用  农业劳动力  城乡流动  耕地撂荒  宁夏南部山区  
耕地和劳动力禀赋对农村劳动力外出务工影响的实证分析——以宁夏南部山区为例 CNKI期刊论文
Authors:  田玉军;  李秀彬;  马国霞
Favorite  |  View/Download:158/21  |  Submit date:2012/05/22
耕地属性  劳动力禀赋  劳动力外出务工