none Behaviour; Activity patterns; Parasites diseases and disorders; Parasites; Insect parasites; Hosts; Insect hosts; Host parasite relationships; Ecology; Distribution within habitat; Land and freshwater zones; Oriental region Aphidius colemani (Braconidae); Seasonal activity; Hemipteran host; Hemipteran hosts; Myzus persicae; Host parasite relationships; Myzus persicae (Hemiptera) field observations; Vertical distribution; Hemipteran host distribution on host plant relationship; Italy; India; Karnataka; Relationship with hemipteran host, field observations Myzus persicae (Aphidoidea); Hymenopteran parasites; Aphidius colemani; Plant hosts; Solanum tuberosum (potato); Hymenopteran parasite relationship; Host parasite relationships; Aphidius colemani (Hymenoptera); Distribution upon host; Vertical distribution on Solanum tuberosum (plant); Vertical distribution; Plant host, relationship with hymenopteran parasite distribution; India; Karnataka; Relationship with hymenopteran parasite, field observations