以下为句子列表：
英文: Objective The bioactivity of twelve novel pyridine ring derivatives of podophyllotoxin were tested against 3rd instar larvae of Culex pipiens pallens.
中文: 摘要目的研究新型吡啶类鬼臼毒素衍生物对3龄淡色库蚊幼虫的的毒杀活性。
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英文: The parasitized DBM larvae had prolonged their 4th instar duration obviously, and the later the larva had been parasitized, the longer this extended duration became.
中文: 小菜蛾幼虫被寄生后，其4龄发育历期较未被寄生的显著长，且寄生时龄期越大4龄历期延长越多。
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英文: The functional response of the first, second and third instar larvae of E. balteatus preying on Macrosiphum avenae (F.)
中文: 黑带食蚜蝇各龄幼虫对麦长管蚜Macrosiphum avenae(F.)
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英文: Examination for the expression of actin genes showed that BPH A can be found from the rd instar nymph,BPH D in nymphal stage only,and BPH B,C,E in all stages from the nd instar nymph.
中文: RT PCR检测表明 :BPH A从 龄开始到成虫期都有常量表达 ; BPH B、BPH C、BPH E从 龄开始到成虫期都有表达 ;
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英文: In laboratory condition of . 0 - . 0℃, the period of egg stage lasts an average of . - . 7 days. Development through the five nymphal instar is completed in 0. - . days. A generation lasts is 0 - 8 days and its generation mortality is . %.
中文: 在实验室 .0～.0℃的平均温度下,卵期.—.7天,若虫期0.～ .天,世代历期0～8天,世代死亡率为. ％。
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