The LC50 on fries of red crucian carp and tadpole were 171.13mg/L and 72.77mg/L respectively, the coefficient of ground bait were 5.84 and 13.74. The EC had low toxicity on fish and frog.是什么意思_The LC50 on fries of red crucian carp and tadpole were 171.13mg/L and 72.77mg/L respectively, the coefficient of ground bait were 5.84 and 13.74. The EC had low toxicity on fish and frog.在线翻译_英语_读音_用法_例句