Nicotiana tobacum

• 烟草

Nicotiana tobacum的用法和样例：

例句

1. The true alkaloid nicotine in Nicotiana functions as an allomone against many insect species.
   烟草属中的真生物碱，烟碱作为利已激素，能防治许多昆虫。
2. Toxicity was reduced when Nicotiana trichome exudates were removed by various washing methods.
   当通过不同洗涤方法除去烟草属毛状体的分泌物时，毒力降低。