Umesha, K., G. Murthy, and G.R. Smitha. 2011. “Environmental Conditions and Type of Cuttings on Rooting and Growth of Vanilla (<i>Vanilla planifolia< I> Andrews)”. Journal of Tropical Agriculture 49 (November):121-23. https://jtropag.kau.in/index.php/ojs2/article/view/251.