Sinnathamby, S.V.2014-06-032014-06-031980Ceylon Coconut Quarterly, 31(3-4):p.93-97https://dl-cri.nsf.gov.lk//handle/1/3279Pests and Pest ControlPest controlAspidiotus destructorBiological controlAphytis chysomphaliThe behaviour of aphytis chysomphali a hymenopterus parasite of the coconut scale-Aspidiotus destructor in Sri Lanka