Supported by the National Nature Science Foundation of China(71271042,11401127);the Program to Sponsor Teams for Innovation in the Construction of Talent Highlands in Guangxi Institutions of Higher Learning((2011)47);the Support Program of the Guangxi China Science Foundation(2014GXNSFBA118006,2013GXNSFDA019001);the Guangxi Provincial Scientic Research Projects(201204LX157,2013YB104,YB2014150);the Construct Program of the Key Discipline in Hunan Province([2011]76);the Science Foundation of Hengyang Normal University(14B30)
supported by the National Nature Science Foundation of China(71271042,11361019);the Program to Sponsor Teams for Innovation in the Construction of Talent Highlands in Guangxi Institutions of Higher Learning((2011)47);the Fundamental Research Funds for the Central Universities of China(ZYGX2012J119);the Guangxi Provincial Natural Science Foundation of China(2014GXNSFBA118006,2013GXNSFDA019001);the Scientific Research Fund of Guangxi Provincial Education Department(2013YB104,YB2014150);the Science Foundation of Hengyang Normal University(14B30)