“渔业生物半数致死浓度”的概念、定义、翻译、参考文献-科学参考

单词	渔业生物半数致死浓度
释义	渔业生物半数致死浓度 Encyclopedia 农学渔业生物半数致死浓度释 median lethal concentration for fishery organisms渔业生物半数致死浓度在急性毒性试验中，使受试渔业生物半数死亡的毒物浓度。用LC50表示。使受试渔业生物半数死亡的毒物剂量，则称为半数致死剂量，用LD50表示。半数致死浓度是衡量水体中毒物对渔业生物毒性大小的重要参数。
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