Menon, Jalaja S., S. Prasannakumari Amma, and E.V. Nybe. “Analysis of Growth and Yield in <i>Plumbago< i> Spp”. Journal of Tropical Agriculture 39, no. 2 (October 19, 2006): 114–119. Accessed May 5, 2024. https://jtropag.kau.in/index.php/ojs2/article/view/36.