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Comparison of growth parameters of the predator, Chrysoperla nipponensis-B (Neuroptera: Chrysopidae) reared on a diet of eggs of Corcyra cephalonica (Lepidoptera: Pyralidae) and an artificial diet containing ginger

The growth parameters of the green lacewing, Chrysoperla nipponensis-B (Okamoto), were studied under laboratory conditions. The highest mortality was recorded in the immature stages (instars 1st, 2nd, 3rd and pupae) of C. nipponensis fed on the eggs of Corcyra cephalonica (37.26%). The sex ratios (proportion of female to male) when reared on the eggs of C. cephalonica and an artificial diet with g…