But those homebound ships contained something else of equal importance: the Amazonian plant known today as tobacco.
但是那些返航的船只还包括了同样重要的其它东西：亚马逊河植物，也就是我们今天熟悉的烟草。
Accepting his offer, I confessed that I had never before seen a tobacco plant; family stories of Zelma were the closest I had ever come to a tobacco farm.
我欣然接受他的邀请，坦白的说，之前我从来没见过烟草长什么样子，有关我曾祖母的烟草历史是我所接触到的有关烟草农场最有联系的故事。
The researchers' first subject was the tobacco plant.
研究人员第一个研究对象是烟草。
Next, you infect the tobacco plant with the bacterium. Inside the plant, the protein is produced in large quantities.
接着，用这种细菌来感染烟草叶，这种蛋白在烟草叶中就会大量的合成。
The research indicated that application of oil-cake fermented could promote the growth of flue-cured tobacco plant, enhance leaf yield, improve leaf quality.
实验表明，施用发酵性饼肥，可促进烟株生长发育，提高烟叶产量，改善烟叶质量和增加上等烟比例。
Tobacco is the model plant for genetic engineering.
烟草是基因工程典型的模式植物。
The authors still discussed the relation of dedifferentiation and redifferentiation of leaf cells of tobacco with plant hormon.
作者在文中还讨论了烟草叶细胞脱分化和再分化与植物激素、蔗糖和培养材料的关系。
Chewing tobacco and snuff not allowed in the plant.
在厂房内不许嚼和吸食烟草。
They infect a tobacco plant with the gene-carrying virus by scratching the virus on its leaves.
通过把这种带有基因的病毒擦到叶子上，来感染烟草。
The scientists from Stanford University in California say the tobacco plant could be used to tackle a form of lymphoma.
来自加洲斯坦福大学的科学家说烟草植物能够捕捉一种淋巴瘤。
The tobacco types, stalk position, cultivation method, maturity and fertilizer are the most important factors which determine the content of nicotine in tobacco plant.
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 mixture of fungicides and plant growth regulator was used to control tobacco weather fleck, and the test results showed that the mixture of 70% thiophanate-methyl WP and 0.
利用杀菌剂和植物生长调节剂混配防治烟草气候斑，试验结果表明70%甲基托布津wp和0。
While he was exploring the shores of America, he saw the Indians smoking the leaves of the tobacco plant.
他在美洲海岸探险的时候，看到印第安人抽烟草的叶子。
A plant expression vector was then constructed by ligating the cloned fragment to GUS gene, used for transformation of tobacco.
将其全长片段与GUS基因连接构建植物表达载体并转化烟草。
Smoking: Breathing the fumes of burning plant material, especially tobacco, from a cigarette, cigar, or pipe.
吸烟：吸入和呼出燃烧的植物所产生的烟，尤其是来自香烟、雪茄或烟斗中。
It reserves a high homo- logy between rice, monocotyledonous plant and tobacco, dicotyledonous.
在单子叶的水稻和双子叶的烟草之间该基因有很高的同源性。
Tobacco yellow mottle Necrcrsis virus (TYMNV) is a newly isolated virus from the tobacco fields in China. It causes yellow mottle necrosis on tobacco plant.
烟草黄斑驳坏死病毒(TYMNV)是近几年来从我国烟草上新分离到的一种病毒，引起烟草植株的黄斑驳坏死症状。
Usiug the cellulase "EA_3-867" prepared according to the method of the plant Physiology Institute of China, a large amount of vital and intact protoplasts are isolated from the Tobacco variety.
用纤维素酶(按照中国科学院上海植物生理研究所的方法制备)分离酒草叶肉细胞，获得大量完整的有活力的原生质体。
Is tomato plant the host of the oriental tobacco budworm, Helicoverpa assulta (Guenée)?
番茄是烟青虫的寄主植物吗?。
Potted cultivation was used to study the chloride distribution in different tobacco plant organ, and the relation of chloride content with soil, applied fertilizer and irrigated water in tobacco leaf.
应用盆栽法研究了氯在烤烟中的分布以及土壤、施肥与灌溉水含氯量对烟叶氯含量与分布的影响。
The paper discussed the chemical property of plant polyphenols and the mechanism of reducing the toxicity of tobacco.
阐述了植物多酚的化学性质及其降低卷烟烟气毒性的作用机理。
The main research advances in floral physiology in tobacco were introduced in the paper. Three aspects of light and thermal signals, florigen, and plant status were emphasized and summarized.
介绍了烟草成花生理研究的主要进展。着重对光温信号、成花物质、植株状态三个方面进行了分析与综述。
The results showed that tobacco brown spots were significantly reduced by picking the bottom 1~3 leaves of tobacco plant in rosette stage.
结果表明，在现蕾期摘除底脚叶1～3片，对防治烟草赤星病有明显效果。
Pot experiments were carried out to study the effects of the seedlings cultured in different ways on growth and development of tobacco plant during the field period (from transplanting to budding).
通过盆栽试验研究了不同移栽苗对大田期（移栽-现蕾）烟株生长发育的影响。
At the mean time, D fertilizer particle microcapsules were made with higher content of K but median content of N to meet the demands of tobacco plant at middle and later stage and promote maturity.
同时，为满足烟株中后期的养分需求及促进成熟落黄，制作重钾适氮的缓释肥包膜D粒子。
Tobacco is a tall perennial herbaceous flowering plant that belongs to the solanaceae or nightshade family.
烟草是属于茄科或茄属植物的四季生长的较高草本开花植物。
Tobacco is a tall perennial herbaceous flowering plant that belongs to the solanaceae or nightshade family.
烟草是属于茄科或茄属植物的四季生长的较高草本开花植物。
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