Cranham, J.E.Kathiravetpillai, A.2014-11-182014-11-181964Tea Quarterly35(4)pp.189-195https://dl.nsf.gov.lk/handle/1/12629AgricultureXyleborus fornicatusShot-hole BorerDieldrin treatmentsPest controlSome factors affecting the efficiency of dieldrin sprays for shot-hole borer controlA