Prothioconazole: It has low toxicity to mammals, is non - teratogenic and non - mutagenic, has no toxicity to embryos, and is safe for humans and the environment. However, it is highly toxic to fish. The 96 - hour LC50 for rainbow trout is 0.03 - 0.06mg/l. During use, strict measures must be taken to avoid the agent from entering water bodies to prevent serious damage to the aquatic ecosystem.
Tebuconazole: It also has low toxicity to mammals. The acute oral LD50 for rats is approximately 4000mg/kg, and the acute dermal LD50 is greater than 5000mg/kg. However, it has certain toxicity to aquatic organisms. The 72 - hour EC50 for algae (Pseudokirchneriella subcapitata) is 5mg/l, and it has long - term toxic effects on aquatic organisms.
Overall, when the compound suspension concentrate product is used in accordance with the recommended dosage and specifications, it has good safety for crops. However, users must strictly follow the pesticide use guidelines to minimize potential harm to the environment, especially to aquatic organisms. This product is registered as a low - toxicity pesticide.
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