以下为句子列表：
英文: Abstract: Efficacy of Cinnamoum camphora oil, Chinese cinnamon oil and Luicium verum oil which were selected from eight plant volatile oils against the stored grain instcts (Sitophilus zeamais, Rhizopertha dominica,Tribolium confusum) was studied.
中文: 文摘:从天然植物中提取的挥发油经初步试验筛选出8种杀虫效果突出的植物，以黄樟油、肉桂油、八角油对试虫(玉米象、谷蠹和赤拟谷盗)作用方式的测定发现，这些植物挥发油具有强烈的熏杀和触杀作用，而且具有用量低，致死作用迅速等特点。
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英文: Effect of drought stress on chlorophyll fluorescence and leaf water potential of one-year-old seedlings of the native tree species Machilus yunnanensis from Yunnan Province and the introduced tree species Cinnamomum camphora was studied.
中文: 以一年生云南乡土树种滇润楠和引进外来树种香樟幼苗为试验材料,研究不同程度的水分胁迫对二树种幼苗叶绿素荧光和叶水势的影响。
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