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Yichongjing is a novel insecticide , it is highly specific to lepidopterous insects and acts as a safe and selective ecdysone agonist. 抑虫肼是一种新颖昆虫蜕皮加速剂。它对鳞翅目害虫高度有效，是一种既安全又有选择性的蜕皮激素杀虫剂。