none Biometrics; Reproduction; Life cycle and development; Development; Growth; Parasites diseases and disorders; Parasites; Insect parasites; Ecology; Competition Aphidius smithi (Braconidae); Size; Body size increase, hemipteran host relationship; Embryology; Body length effect on larval interspecific competition; Growth rate; Hemipteran host size increase relationship; Parasite parasite relationships; Praon pequodorum competition within Aphidoidea (Hemiptera) host Diaeretiella repae (Braconidae); Growth rate; Hemipteran host size increase relationship Praon pequodorum (Braconidae); Size; Body size increase, hemipteran host relationship; Embryology; Body length effect on larval interspecific competition; Interspecific competition; Aphidius smithi; Body size advantage within hemipteran host Aphelinus howardii (Aphelinidae); Sexual dimorphism; Rate of development, effect of hemipteran host development; Growth rate; Hemipteran host size increase relationship Aphidoidea; Hymenopteran parasites; Aphidius smithi & Praon pequodorum; Parasite interspecific competition