All of the doses of imidacloprid, both high and low, that Dr Whitehorn gave her bees were sublethal—in other words, insufficient to kill the insects outright.
所有的吡虫啉无论剂量大小,Whitehorn博士都把亚致死量用在她的蜜蜂上,换句话说,不足杀死昆虫。
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