and S. NATARAJAN, K. RAJAPPAN, B. RAMARAJ. “Knol-Khol - a New Host for Club-Root Disease in the Nilgiris”. Indian Phytopathology 52, no. 3 (June 11, 2002): 328. Accessed October 23, 2025. https://epubs.icar.org.in/index.php/IPPJ/article/view/19542.