Karthikeyan, K, and Sosamma Jacob. “Influence of Spacing and Non-Edible Oil Cakes on the Incidence of Rice Blue Beetle (Leptispa pygmaea)*”. The Indian Journal of Agricultural Sciences 78, no. 12 (December 5, 2008). Accessed October 27, 2025. https://epubs.icar.org.in/index.php/IJAgS/article/view/9987.