Ravikumar, L., and Subramanian, N. “Improvement of Oil yielding crops yield attributes using plant growth promoting rhizobacteria”. International Journal of Agricultural Technology 14, no. 7 (December 15, 2018): 1765–1776. accessed September 23, 2026. https://li04.tci-thaijo.org/index.php/IJAT/article/view/9076.