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Study on the association between environmental chemical elements and fluorosis caused by coal-fire p
Objective To understand the distribution of chemical elements in soil,to investigate the differences between patients un......
CV型烟粉虱Bemisia tabaci(Gennadius)是园林观赏植物上的重要害虫。本文在室内(26±1)℃下比较了CV型烟粉虱在撒金变叶木(Codiaeum......
[Objective] To obtain the optimal ethanol homogenate extraction technology for paeoniflorin and paeonol from episperm of......