“…In fact, the absorption rates of DDT, diazinon, dieldrin, parathion, and carbaryl into the integument of different ontogenic stages of susceptible strain of Musca dornestica decreased in a certain order: adults>larvae>puparia (Patil et al, 1979). The larvae of white-fringed weevil, Graphognatus Ieucolorna, and wax moth, Galleria rnellonella, very poorly absorbed pyrethroids probably because of relatively tough integument (Chang and Jordan, 1983).…”