FIGURE 88e & 89. 88e in Review of the Nearctic species of Leiophron and Peristenus (Hymenoptera Braconidae: Euphorinae) parasitizing Lygus (Hemiptera: Miridae: Mirini : )

FIGURE 88e & 89. 88e. Weekly number of Lygus lineolaris (Palisot) nymphs of instars 1–3 and of euphorine adult parasitoids collected in alfalfa and hay fields in southern Quebec in 2002: Peristenus dayi Goulet. 89. Number of adult Peristenus spp. and proportion of females collected per week in alfalfa and hay fields in southern Quebec in 2002: a) Peristenus digoneutis Loan; b) Peristenus mellipes (Cresson); c) Peristenus pseudopallipes (Loan). Vertical bars represent the 2 week peak flight of adult wasps; horizontal bar represents the 1:1 (♀:♂) sex ratio.