none. Compsilura concinnata; Exorista japonica; Parasetigena silvestris; Casinaria arjuna; Coccygomimus disparis; Cotesia melanosclus; Cotesia schaeferi; LEPIDOPTERAN-HOSTS; Lymantria mathura; Prevalence & role in host population regulation, South Korea SARCOPHAGIDAE-; TACHINIDAE-; BRACONIDAE-; Brachymeria lasus; ICHNEUMONIDAE-; LEPIDOPTERAN-HOSTS; Lymantria mathura; Prevalence & role in host population regulation; SOUTH-KOREA; Kyonggi Province; Prevalence & role in lepidopteran host population regulation Lymantria mathura; FOOD-PLANTS; Catania, Pinus & Quercus; Oviposition sites; BREEDING-SITE; EGG-LAYING; Oviposition site; EGG-NUMBER; HATCHING-SUCCESS; LIFE-CYCLE-AND-DEVELOPMENT; Phenology; DIPTERAN-PARASITES; Sarcophagidae & Tachinidae; HYMENOPTERAN-PARASITES; Braconidae, Chalcididae & Ichneumonidae; Natural enemies survey & role in population regulation; FUNGAL-DISEASES; Beauveria; VIRAL-DISEASES; Baculoviridae; Prevalence & role in population regulation; MORTALITY-; POPULATION-REGULATION; Natural enemies role; SOUTH-KOREA; Kyonggi Province; Biology, population dynamics & natural enemies