D. Reetha, S. Mahalakshmi,. 2009. “Assessment of Plant Growth Promoting Activities of Bacterial Isolates from the Rhizophere of Tomato (Lycopersicon Esculentum. L)”. Recent Research in Science and Technology 1 (1). https://www.updatepublishing.com/journal/index.php/rrst/article/view/291.