Dileep Kumar, B S, and J. Jacob. 2020. “Plant Growth Promoting Rhizobacteria As a Biological Tool for Augmenting Productivity and Controlling Disease in Agriculturally Important Crop- A Review”. Journal of Spices and Aromatic Crops 28 (2):77-95. https://doi.org/10.25081/josac.2019.v28.i2.6071.