Dharmasena, C.M.D.Simmonds, S.M.J.Blaney, W.M.2012-04-102012-04-101998Tropical Agricultural Research and Extension1(1)pp.67-69https://dl.nsf.gov.lk/handle/1/8012Insecticidal activity of eight plant species on egg laying, larval development and adult emergence of Callosobruchus maculatus (F.) in cowpeaArticle