烟草属

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。

Toxicity was reduced when Nicotiana trichome exudates were removed by various washing methods .

烟草属中的真生物碱，烟碱作为利已激素，能防治许多昆虫。

The true alkaloid nicotine in Nicotiana functions as an allomone against many insect species .

我国烟草属植物的种间遗传变异较为丰富，但种内遗传多样性较低。

In China , the genetic variation of tobacco species is rich , but the genetic diversity within species is low .

烟草属一种源于美洲的箭羽烟草花属开花的一年或多年生草本植物，包括烟草植物和带有芳香花朵的装饰性种类。

Any of various flowering annual or perennial herbs of the genus nicotiana , native to the Americas and including the tobacco plant and ornamental species with fragrant flowers .

一种南美灌木或小乔木，拉了名为（光烟叶烟草属），已在美国引进种植，开黄色花朵，生有橡胶状椭圆形或长条形叶子。

A South American shrub or small tree ( Nicotiana glauca ) naturalized in the United States and having yellow flowers and thick , rubbery , oval or lance-shaped leaves .

地黄花叶病毒（Rehmanniamosaicvirus；ReMV）是本实验室从地黄上分离鉴定到的一种烟草花叶病毒属（Tobamovirus）可能的新病毒。

ReMV ( Rehmannia mosaic virus ), isolated by our laboratory from Dihuang , is probably a new specie of Tobamovirus .

番茄花叶病毒（ToMV）是烟草花叶病毒属（Tobamovirus）的重要成员。

Tomato mosaic virus ( ToMV ) is one important member of the genus Tobamovirus .

烟草类型、植株部位、栽培方法、成熟度和肥料处理是决定烟草属植物中生物碱含量的几个重要因素。

The tobacco types , stalk position , cultivation method , maturity and fertilizer are the most important factors which determine the content of nicotine in tobacco plant .