查询词典 nicotine

Removal of the shoot apex and leaf wounding did not show any influences on nitrogen uptake by plant, but increased nicotine production per unit nitrogen.

切除顶芽和叶面损伤对烟株体内的氮浓度及吸氮量均无显著影响，但显著提高了烟株体内单位氮素产生烟碱的能力。

Effects of removal of the shoot apex and leaf wounding on nitrogen uptake and nicotine production were studied with tobacco plants grown in sand or hydroponic medium under the controlled conditions.

采用砂培和营养液培养方法，研究了在营养生长阶段切除顶芽和叶片损伤对烟株生长、体内烟碱浓度、氮浓度及吸氮量的影响。

The results showed that, excision of the shoot apex caused a net decrease in total K+ content of whole plant, a decrease in K+ concentration while an increase in nicotine concentration in different leaves.

结果表明，打顶导致整个烟株中钾素的钾素损失，烟叶中钾浓度下降，烟碱浓度增加。

Field experiments were conducted in three years (1999, 2000 and 2001) in Yunnan province to determine the effects of NAA application after removing the shoot apex on plant growth, K+ and nicotine concentrations in different organs of flue-cured tobacco.

在云南省田间连续三年研究了打顶后在茎断面涂抹萘乙酸处理对烤烟植株生长、钾素吸收、烟叶中钾和烟碱浓度的影响。

Use of knock-out mice to determine the molecular basis for the actions of nicotine.

吸烟是为了获得更多的尼古丁，释放更多的多巴胺，以得到愉悦和安静

Keep Your Eye On...nicotine patch safe and effective for teens

关注：尼古丁贴剂对十几岁的青少年安全有效。

Added to increase the addictiveness of nicotine.

氨：一种腐蚀性的化学药品，用来增加尼古丁使人成瘾的作用

The refills contain just nicotine and propylene glycol, there is no tobacco.

The填充含有尼古丁和丙二醇，没有烟草。

Styrene and methacrylate super absorbent oil resin ; tar ; nicotine ; polynuclear aromatics compound

苯乙烯-甲基丙烯酸酯吸油性树脂；焦油；烟碱；稠环芳烃

Laser irradiation, the activate its feature, the lifting of the body's nicotine dependence, smokers who do not want to smoke a.

激光照射后，激活了自身功能，解除了身体对尼古丁的依赖，戒烟者就不想抽烟了。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。