Expression of LsICE1 Gene and Its Regulation Function of Cold Responsive Signalling Pathway in Transgenic Rice Integratting Cold Regulative Gene rd29A-ICE1 into Rice Improves Cold Tolerance Cloning and Transient Expression Analysis of Promoter of PnsICE1 from Populus simonii×P.nigra Construction of Yeast Two-hybrid Bait Vector and the Screening of Proteins Interacting with HbICE1 in Hevea brasiliensis Cloning and Expression Profiles Analysis under Abiotic Stresses of Cold Stress Transcription Factor Gene DcICE1 from Daucus carota Expression of RsICE1 Gene and Its Regulation Function of Cold Responsive Signalling Pathway in Transgenic Rice Analysis of Codon Bias of the Cold Regulated Transcription Factor ICE1 in Tea Plant