以下为句子列表：
英文: Characteristic: Brownish yellow flow powder with characteristic marigold flower odor. Well soluble in water, hexane and vegetable oils.
中文: 性状：棕黄色流散性粉末，有菊花的特殊气味。易溶于水、植物油和正己烷。
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英文: The concentration of sulfur compound was the highest in steam distilled onion oil while it was lower in the extract of hexane and alcohol (at 25℃): There was no significance difference between solvent extracts.
中文: 在含硫化合物浓度上，水蒸汽蒸馏得到的洋葱精油明显高于正己烷或乙醇萃取得到的油树脂，而不同溶剂萃取得到的油树脂含硫量相差不多。
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英文: The mating behaviors showed that the mating peak of Leposcelis entomophia occurred in the 4th day after it matured; The female L. entomophia released sex pheromone; The dynamic headspace collecting method was perfect; the bioactivity of normal hexane leac
中文: 摘要对嗜虫书虱交配规律、性信息素的提取方法、生物活性的测定和性信息素结构的鉴定进行了研究。
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