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毒药，原生质毒物，一般毒药和几丁质抑制剂。 Based on toxicity, it is classified into four types: Extremely toxic – Colour: red, symbol: skull and poison, oral LD50: 1-50 Moderately toxic – Colour: blue, symbol: danger, oral LD50: 501 – 5000 Highly toxic – Colour: yellow, symbol: poison, oral LD50: 51 – 500 Less toxic – Colour: green, symbol: caution, oral LD50：> 5000基于特异性阶段，它被归类为卵巢剂，胎杀，幼虫和
农药的化学
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