Cranham, J.E.Ranaweera, J.W.Rajapakse, G.B.2015-06-192015-06-191962Tea Quarterly33(4)pp.196-201https://dl-tri.nsf.gov.lk/handle/1/475AgricultureTortrixPest controlDipterexDDTAn alternative to DDT for tortrix control. DipterexArticle