Ketipearachchi, Y.2021-06-142021-06-141992https://dl-doa.nsf.gov.lk/handle/1/3194148AgricultureBionomics of cabbage caterpillars in the mid country of Sri Lanka with special reference to diamondback moth, Plutella xylostella L. (Lepidoptera:Yponomeutidae)ThesisMPhilPostgraduate Institute of Agriculture, University of Peradeniya