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Effects of Soil Depth and Season Variation on Community Structure of Arbuscular Mycorrhizal Fungi in Greenhouse Soils Planted with Watermelon被引量：4
《Pedosphere》2013年第3期350-358,共9页LIU Run-Jin LI Yan DIAO Zhi-Kai LI Min LIN Xian-Gui 
Supported by the National Natural Science Foundation of China (No. 30871737);the Open Fund of State Key Laboratory of Soil and Sustainable Agriculture, Institute of Soil Science, Chinese Academy of Sciences (No. Y052010038);the Qingdao Municipal Natural Science Foundation of China (No. 08-1-3-20-jch)
The characteristics of arbuscular mycorrhizal fungal (AMF) community structure in various soil depths and growing seasons of watermelon (Citrullus vulgaris) grown in commercial greenhouses in Daxing of Beijing and Wei...
关键词：canonical correspondence analysis Shannon index Sorenson＇s similarity index species richness spore abundance 
Topographic species-habitat associations of tree species in a heterogeneous tropical karst seasonal rain forest, China被引量：11
《Journal of Plant Ecology》2017年第3期450-460,共11页Yili Guo Bin Wang Azim U.Mallik Fuzhao Huang Wusheng Xiang Tao Ding Shujun Wen Shuhua Lu Dongxing Li Yunlin He Xiankun Li 
National Natural Science Foundation of China(Grant Nos.31500342,31300359);the Guangxi Natural Science Foundation(2015GXNSFBA139050);the 2014‘Western Light’Project of the Chinese Academy of Sciences,and CFERN&GENE Award Funds on Ecological Paper.
Aims Tropical and subtropical karst forests of south China are under increas-ing pressure from over-exploitation causing widespread habitat degra-dation and biodiversity loss.Previous research has demonstrated that to...
关键词：multivariate regression tree torus-translation test canonical correspondence analysis niche differentiation dispersal limitation environmental heterogeneity 
Noether Theorem and Its Inverse Theorem in Canonical Formalism for Nonholonomic Nonconservative Singular System被引量：1
《Chinese Science Bulletin》1993年第13期1143-1144,共2页李子平 
National Natural Science Foundation of China;Beijing Natural Science Foundation.
Classical Noether theorem and its generalization are given in configuration space and expressed in terms of Lagrange variables. The Noether Theorems 1, 2 in phase space for holonomic singluar system (of which the Lagr...
关键词：INVERSE singular canonical generalization Lagrangian CONSERVATIVE CONST varia Routh THECA 
Vertical Forecasting of Temperature, Dissolved Oxygen, pH and Conductivity in the Amadorio Reservoir by Multivariate Methods
《Journal of Environmental Science and Engineering(A)》2014年第2期87-105,共19页Jorge Bluhm Gutierrez1 Alicia Esparza Martinez Ernesto Patricio Nufiez Pena Felipe de Jesus Escalona Alcazar Santiago Valle Rodriguez Josefina Huerta Garcia 
PCA （principal component analysis）, CCA （canonical correlation analysis） and PLSR （partial least squares regression） are powerful water quality modeling methods that provide better results than other classical o...
关键词：Water quality management canonical correlation analysis partial least squares 
Variation principle of piezothermoelastic bodies,canonical equation and homogeneous equation
《Applied Mathematics and Mechanics(English Edition)》2007年第2期193-200,共8页刘艳红 张惠明 
Project supported by the National Natural Science Foundation of China(No.50276041)
Combining the symplectic variations theory, the homogeneous control equation and isopaxametric element homogeneous formulations for piezothermoelastic hybrid laminates problems were deduced. Firstly, based on the gene...
关键词：PIEZOTHERMOELASTICITY Hamilton principle Hamilton canonical equation symplectic variables homogeneous equation homogeneous isoparametric element formulations 
Chemometric identification of canonical metabolites linking critical process parameters to monoclonal antibody production during bioprocess development被引量：2
《Chinese Journal of Chemical Engineering》2019年第5期1171-1176,共6页Lijuan Shen Xu Yan Lei Nie Wenyan Xu Shiwei Miao Haibin Wang H.Fai Poon Haibin Qu 
Supported by the Science and Technology Development Program of Zhejiang Province(2017C03003)
A deeper understanding of the biological events occurring when bioprocess parameters changed will be of great value in improving the monoclonal antibodies (mAbs) production. Design of experiment (DoE) was applied to i...
关键词：CANONICAL METABOLITES CHEMOMETRICS Critical process PARAMETERS Metabolomics Protein TITER 
The Relationship between Precipitation Heterogeneity and Meteorological Drought/Flood in China被引量：3
《Journal of Meteorological Research》2016年第5期758-770,共13页LIU Yonglin YAN Junping CEN Minyi 
Supported by the National Nature Science Foundation of China(41171090);National Social Science Foundation of China(14AZD094 and 14XSK019)
In this study, we investigated the spatial and temporal characteristics of precipitation heterogeneity and meteorological drought/flood in China based on the precipitation-concentration degree （PCD） and the inte- gr...
关键词：HETEROGENEITY precipitation-concentration degree precipitation-concentration period integra- ted meteorological drought index canonical correlation analysis China 
Sequential Test of Fuzzy Hypotheses
《Open Journal of Statistics》2011年第2期87-92,共6页Mohammad Ghasem Akbari 
In testing statistical hypotheses, as in other statistical problems, we may be confronted with fuzzy concepts. This paper deals with the problem of testing hypotheses, when the hypotheses are fuzzy and the data are cr...
关键词：CANONICAL FUZZY Number FUZZY Hypotheses Type I and II ERROR SIZES SEQUENTIAL PROBABILITY Ratio Test 
Research progress in the radioprotective effect of the canonical Wnt pathway被引量：2
《Cancer Biology & Medicine》2013年第2期61-71,共11页Jin-Feng Wang Chao Liu Qu Zhang Guan-Hong Huang 
Irradiation from diverse sources is ubiquitous and closely associated with human activities. Radiation therapy (RT), an important component of multiple radiation origins, is a common therapeutic modality for cancer. M...
关键词：Signaling transduction canonical Wnt pathway ^-catenin RADIOPROTECTION RADIATION 
ASYMPTOTIC　CANONICAL　FORMS　AND　ITERATED　LOGARITHM　RATE　RESULTS　OF　LEAST　SQUARES　ESTIMATES　FOR　UNSTABLE　ARMA　MODELS被引量：1
《Acta Mathematicae Applicatae Sinica》1996年第3期257-277,共21页张虎明 
Herein we give the asymptotic canonical forms of the design mains Pn where is an unstable ARMA process B denotes the backshift operator such that B, and p is the order of the polynomial having all roots outside or on ...
关键词：Unstable ARMA models design matrices asymptotic canonical forms leastsquares estimates iterated logarithm rates 
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