Studies on the Genetic Transformation Factors of Photinia fraseri Using
Microprojectile Bombardment
Agrobacterium-mediated Transformation of Alfalfa by MsNHX1 Gene and Molecular Detection for Transgenic Alfalfa Construction of Root Expression Vector of Brassinosteroid Gene BAS1 and Genetic Transformation into Tobacco Transformation of Chrysanthemum with a Synthetic Cry1Ac Gene Mediated by Agrobacteriumtum efaciens