Biology, genetics, and control of crown gall. Incorporates a range of photographs and diagrams and includes a section on genetic engineering.

Research article. Includes materials and methods, results, discussion, and references. From the Journal of Cotton Science.

Full text article which discusses the mechanisms of tDNA transfer to plant cells. Includes related references and diagrams.

Project to sequence and analyse the genome of Agrobacterium tumefaciens. Includes information on the project team, sequencing results, and annotation .