Study on Transformation of Insecticidal Bacillus thuringiensis cryIAc Gene in Pepper Agrobacterium-Mediated Transformation of 4CL Gene from Neosinocalamus affinis into Dendrocalamus farinosus Establishment of Efficient Rice Regeneration System and Transformation of Soybean Em Gene The Regeneration of Fruits Sugarcane and Transformation Mediated by Agrobacterium tumefaciens Factors influencing Agrobacterium mediated transformation of interleukin-2 gene to tomato