Leaf Extracts of Shiyalmutra (Blumea lacera Dc.) as Botanical Insecticides Against Lesser Grain Borer and Rice Weevil

B. Roy, R. Amin, M. N. Uddin, A. T.M.S. Islam, M. J. Islam and B. C. Halder

Journal of Biological Sciences 5 ( 2 ): 201 - 204 , 2005