GOWTHAMI, Yaram, Govindan CHANDRASEHAR, and Narasimmabarathy Thiruvathipuram SATHYA. 2015. “Isolation of Agrobacterium Tumefaciens Strains from Stem Gall Disease on Manilkara Zapota Tree in Padappai, Tamil Nadu, India.”. Biotechnological Research 1 (3), 156-59. http://br.biomedpress.org/index.php/br/article/view/700.