Larval Development of Sesia siningensis (Hsu) in Northern China (Lepidoptera: Sesiidae).

Z. G. Xu, Y. Arita

Abstract


The eight larval instars of Sesia siningensis (Hsu) were determined by systematic sampling and rearing in the field. The rate of growth of the larvae was studied by means of zero mark, and succession between groups of larvae of different years was observed by field sampling.

Keywords


biology; Cossidae; Cossus; group succession; growth rhythm; immatures; larvae; life history

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