none Nutrition; Diet; Life cycle and development; Life cycle; Developmental stages; Behaviour; Activity patterns; Circadian activity; Parasites diseases and disorders; Parasites; Insect parasites; Hosts; Insect hosts; Abiotic factors; Physical factors; Land and freshwater zones; Palaearctic region; USSR Agrilus viridis (Buprestidae); Food plants; Damage caused; Life cycle; Phenology; Larva; Development, effect of temperature; Diurnal activity; Hymenopteran parasites; Kaltenbachia & Tetrastichus; Temperature; Larval development, effect on; Ukraine, activity, feeding & hymenopteran parasites Kaltenbachia apum (Ichneumonidae ); Tetrastichus chearingi (Eulophidae ); Coleopteran hosts; Agrilus viridis; Ukraine