Jinxiu No. 2 is a tetraploid hybrid silkworm variety for summer and autumn rearing; it is a two-generation (including polygenic inheritance) and four-instar strain, with Shao·Hui as the maternal parent.


Liangguang No. 2 is a summer–autumn silkworm strain with multiple hybrid origins; it exhibits uniform hatching, with dark brownish-black first-instar larvae and distinct white spots on mature larvae. It demonstrates good tolerance to high temperatures and high humidity, is not particularly demanding in terms of mulberry leaf quality, and can withstand coarse feeding.

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