常見(jiàn)例句A brownish-yellow oil obtained from the seeds of a tropical Asian shrub or small tree (Croton tiglium) and having a cathartic action too violent for human use. 巴豆油:一種棕黃色油,從一種亞洲熱帶灌木或小樹(shù)(巴豆屬巴豆)的種子中提取,有強(qiáng)烈的導(dǎo)瀉作用,人類不宜食用Croton tiglium L. 巴豆樹(shù)The results showed that the concentration of the extracts of Croton tiglium,Macleaya cordata and Buddleia lindleyana on the Lipaphis erysimi of LC (50)were 186.94 mg/L,200.75 mg/L and 157.73 mg/L respectively. 研究結(jié)果顯示 :巴豆、博落回和醉魚(yú)草提取物對(duì)蘿卜蚜的致死中濃度LC50 分別為 1 86.;94mg/L、2 0 0Keywords Croton tiglium pesticide components biological activity; 巴豆;農(nóng)藥活性物質(zhì);藥效;Effects of power and extract of Croton tiglium on control of Sitophilus zeamais 巴豆粉及其溶劑提取物對(duì)玉米象的防治效果Extracting the Pesticide Components from Croton tiglium and Preliminary Study of its Biological Activity 巴豆中農(nóng)藥活性物質(zhì)的提取及其藥效初探 返回 Croton tiglium