long-term(chronic)+toxicity
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To explore the sub-chronic toxicity of pdibutalin and the largest ineffective dosage, and provide sufficient toxicological data for long-term toxicological experiments.
目的为了解新型除草剂仲丁灵原药的毒性及其亚慢性毒性的阈作用剂量和最大无作用剂量，并为长期毒性试验提供充分的毒理学资料。
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