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Dropping Out of Rural China's Secondary Schools: A Mixed-methods Analysis SCI/SSCI论文
Authors:  Shi Y. J.;  Zhang, L. X.;  Ma, Y.;  Yi, H. M.;  Liu, C. F.;  Johnson, N.;  Chu, J.;  Loyalka, P.;  Rozelle, S.
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school dropout  China  junior high school  determinants  qualitative  study  mixed methods analysis  dropout  poor  students  barriers  growth  impact  
Mechanism of sustainable water resources system 会议论文
Shuikexue Jinzhan/Advances in Water Science, 无, Shuikexue Jinzhan/Advances in Water Science, 无, 无, 无
Authors:  Du, Chaoyang(杜朝阳);  Zhong, Huaping;  Yu, Jingjie
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Differential Equations  Mechanisms  Water Conservation  
Numerical simulation and imaging of scattered wave of sunk pillar in coal seam 期刊论文
Chinese Journal of Geophysics-Chinese Edition, 2012, 卷号: 55, 期号: 5, 页码: 1749-1756
Authors:  Cao Z. Y.;  Wang Wei(王伟);  Wang Y.
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Sunken Pillar  Scattered Wave  Csp  Equivalent Offset  Imaging  Equivalent Offset Method  Series  
Determination of Total Selenium in Water by Hydride Generation Atomic Fluorescence Spectrometry 期刊论文
SPECTROSCOPY AND SPECTRAL ANALYSIS, 2012, 卷号: 32, 期号: 2, 页码: 532-536
Authors:  Xu Yongxin;  Luo, KL
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Fluorescence Spectroscopy  Test Method  Toal Selenium In Water  Improved  
Crustal velocity structure of S-wave beneath Tibetan Plateau with transform function method-Hi-CLIMB Profile 期刊论文
CHINESE JOURNAL OF GEOPHYSICS-CHINESE EDITION, 2011, 卷号: 54, 期号: 11, 页码: 2769-2778
Authors:  Wang, Wei(王伟);  Gao, X;  Li, YY;  Zhang, YB
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Transform Function  Receiver Function  Waveform Inversion  Suture  
Estimation of lead and zinc emissions from mineral exploitation based on characteristics of lead/zinc deposits in China 期刊论文
Authors:  Zhang Xiuwu(张秀武);  Yang, LS;  Li, YH;  Li, HR;  Wang, WY;  Ge, QS
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Lead/zinc Deposit  Lead  Zinc  Cumulative Production  Emission Flux  
Direct determination of arsenic species in arsenic hyperaccumulator Pteris vittata by EXAFS 期刊论文
ACTA BOTANICA SINICA, 2004, 卷号: 46, 期号: 1, 页码: 46-50
Authors:  Huang, ZC;  Chen, TB(陈同斌);  Lei, M;  Hu, TD
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Arsenic Species  Extended X-ray Absorption Fine Structure (Exafs)  Hyperaccumulator  Pteris Vittata (Chinese Brake)  Reduction  Translocation  
Fate of N-15 labeled nitrate and ammonium salts added to an alpine meadow in the Qinghai-Xizang Plateau, China 期刊论文
ACTA BOTANICA SINICA, 2003, 卷号: 45, 期号: 3, 页码: 276-281
Authors:  Xu, XL;  Ouyang, H(欧阳华);  Pei, ZY;  Zhou, CP
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Alpine Meadow  Soil Microorganisms  Retention Of Deposited n  Percentage Of N-15 Recovery  Fate Of No3--n-15 And nh4+-n-15  
Estimation of net primary productivity of terrestrial vegetation in China by remote sensing 期刊论文
ACTA BOTANICA SINICA, 2001, 卷号: 43, 期号: 11, 页码: 1191-1198
Authors:  Chen, LJ;  Liu, GH(刘高焕);  Feng, XF
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Remote Sensing  Net Primary Productivity  Absorbed Photosynthetical Active Radiation  Light Energy Utilization  Biomass