BACKGROUND With the rapid development of China's economy, air pollution has attracted public concern because of its harmful effects on health. METHODS The source apportioning of air pollution, the spatial distribution characteristics, and the relationship between atmospheric contamination, and the risk of exposure were explored. The in situ daily concentrations of the principal air pollutants...

Screen-style frescoes, found in the temples of Gaoping County, Shanxi Province, China, and originating mostly from the Qing Dynasty, present a unique painting form. Folk artists not only painted the screen, a common object in everyday life in ancient China, on the wall surfaces, but also created a variety of paintings inside the screen panels, whereby the viewer sees a painting within a paintin...

Y. Xu, H. J. Wu, F. Yue, Engineering Research Institute, University of Science and Technology Beijing, Beijing, China Z. R. HUO, No. 2 Steelmaking Plant, Shanxi Taigang Stainless Steel Co. Ltd., Taiyuan, China This paper focuses on physical modeling of oscillation effect. Two new similarity criterions, π1 = fl / v and π2 = A / l, characterizing the effect of frequency and amplitude respectively...

Global change is becoming increasingly evident, and human activities are also causing severe damage to natural resources and the environment. Therefore, it is increasingly important to study regional sustainability in order to guide human decisions and actions. The ecological footprint is a useful indicator with which to quantify the pressures imposed by humans on natural resources and regional...

*Correspondence: [email protected] School of Mathematics and Computer Science, Shanxi Normal University, Linfen, P.R. China Abstract In this paper, we study a new SEIRS epidemic model describing nonlinear incidence with a more general form and the transmission of influenza virus with disease resistance. The basic reproductive number 0 is obtained by using the method of next generating matrix. ...

The tropiduchid planthopper genus Ommatissus Fieber, 1875 is reviewed to include six species in China: O. binotatus Fieber, 1875 (Taiwan), O. chinsanensis Muir, 1913 (Hong Kong, Macao, Guangdong), O. fuscus sp. nov. (Guizhou, Yunnan, Hunan), O. lateralis sp. nov. (Yunnan, Guizhou), O. lofouensis Muir, 1913 (Guizhou, Shandong, Shanxi, Hunan, Zhejiang, Fujian, Taiwan) and O. trimaculatus sp. nov....

The synergy of anti-CmeA and anti-CmeB peptide nucleic acids in sensitizing 1 Campylobacter jejuni to antibiotics 2 Yang Mu, Zhangqi Shen, Byeonghwa Jeon, Lei Dai, Qijing Zhang 3 4 College of Veterinary Medicine, Northwest A&F University, Yangling, Shanxi 712100, 5 China 6 Department of Veterinary Microbiology and Preventive Medicine, Iowa State University, 7 Ames, IA 50011 8 School of Public H...

Institute of Technology (E.M., K.L., L.J., M.B., H.K.) and Institute of Ecology and Earth Sciences (I.T.), University of Tartu, Tartu 50411, Estonia; Division of Biological Sciences, Cell and Developmental Biology Section, University of California San Diego, La Jolla, California 92093–0116 (H.H., S.X., J.I.S.); Institute of Molecular Science, Shanxi University, Taiyuan 030006, China (S.X.); Ins...