Genetic Transformation of CYP79F1 Gene in Brassica oleracea var. italica OPTIMIZATION OF Agrobacterium tumefaciens-MEDIATED TRANSFORMATION SYSTEM OF PEANUT Expression of AtPSK2 gene in roselle cells Establishment of genetic transformation system of Populus euphratica and optimization of antibiotic concentration Agrobacterium-Mediated Transformation of Resveratrol Synthase Gene (PcPKS5) into Huping Jujube (Zizyphus jujuba)