Krishnarajah, S.R.Ganesalingam, V.K.2010-07-062010-07-061981Journal of the National Science Council of Sri Lanka, 9(1):p.79-84https://dl.nsf.gov.lk/handle/1/6306PestsPest controlToxicityVitex negundoAgricultureLaboratory investigations on the repellent and narcotic properties of steam distillates of local plant extracts to Sitotroga cerealella(Olivier)Article