VARSHA, H.V. and (2002) “Induction of systemic resistance by leaf extract of Clerodendrum aculeatum in sunnhemp against sunnhemp rosette virus”, Indian Phytopathology, 48(2), pp. 218–221. Available at: https://epubs.icar.org.in/index.php/IPPJ/article/view/20728 (Accessed: 5 June 2026).