3Priscila L G,Majetin V P.,Patricia F C,et al.Phytoremediation:green technology for the clean up of toxic metals in the environment.Brazilian Journal of Plant Physiology,2005,17(1):53-64.
4Furner I J,Huffman G A,Amasino R M,et al.An Agrobacterium transformation in the evolution of the genus Nicotiana.Nature,1986(319):422-427.