Effects of enhanced UV-B radiation and different nitrogen conditions on protective matter and protective enzymes in millet(Setaria italica(L.) Beauv.) leaves Introductive Study on Relationship Between Taxus chinensis Cell Different Cycle Phases and Taxol Elicitcd Biosynthesis Sequence Analysis of Nuclear DNA  JRD5680 for Determining Genetic Diversity and Genetic Structure Analysis of Common Walnut(Juglans regia L.) Optimization on Extractive Technique of Phenylalanine Ammonia-lyase in Lily Bulb Cloning and Identification of PAL Gene Amplified by RT-PCR from Populus×euramericana cv.“74/76” Second Xylem mRNA Effect of Pine Wood Nematode(PWN) Infection on PhenylpropanesMetabolism in Masson Pine Seedlings