Shen Collection, Middle Volume Radical: Insect (chóng) Zi Kangxi stroke count: 9 Page 1076, Entry 36 Pronounced zi (rising tone). Zidi, the name of an insect. It causes harm to grain crops. Essential Techniques for the Peasantry (Qimin Yaoshu): The Method of Fan Shengzhi states: Lead a horse and have it take a few bites from a grain heap, then use the horse to trample over the seeds for planting, and there will be no Zidi insects.