查询词典 host plant

In this paper,the behavioral,physiological, ecological adaption mechanism of H.armigera and H.assulta to their common host plant tobacco were studied comparatively,and the main results were summarized as follows:Electroantennogram response of adult to tobacco volatiles:(1) H.armigera and H.assulta elicited similar EAG responses to the tested 20 tobacco volatiles;both of them elicited significantly more sensitive to green leaf volatiles,aliphatic and aromatic compounds, than to monoterpene,sesquiterpene,heterocyclic compounds under lower concentration; while the similar EAG responses under higher concentration were detected,but most of them were not significantly different with each other.

本文从行为、生理和生态适应三个方面，对棉铃虫和烟夜蛾与烟草间的互作进行了比较研究，主要结果如下：成虫对烟草挥发物的EAG反应：(1)两种夜蛾对测试的20种烟草挥发物均可产生EAG反应；低浓度下对绿叶气味、脂肪族、芳香族化合物的EAG反应显著高于单萜类、倍半萜类和杂环化合物；高浓度下的EAG反应也表现出相似的总体反应趋势，但多数反应值间的差异未达显著水平。

Our results indicate that sinalbin is an important indicative chemical or feeding stimulant in host plant part preference by the cabbage aphid.

因此，本实验的结果证明，白芥子苷是甘蓝蚜寄主部位选择的关键信号化学物质或取食促进剂。

Arbuscular mycorrhiza was the widespread reciprocal benefit symbiont in the natural ecosystem, this study aimed to introduce the AM fungus and the host plant as well as the effect of environmental condition on the formation mechanism, and propose several questions which need to be paid attention to both in current domestic and foreign research.

丛枝菌根是自然生态系统中广泛分布的互惠共生体。主要介绍了AM真菌和宿主植物以及环境条件对其形成机制的影响，并提出了当前国内外在丛枝菌根生理生态学等方面研究需要注意的几点问题。

In three experimented species, the effect of water extract from host plant on Poa annua and Brassia campestris were more significant than Basella rubra.

结果表明：（1）加拿大一枝黄花地上部分的化感作用是存在的；（2）高浓度的加拿大一枝黄花水浸提液对3种植物种子的萌发特性（终萌发率、发芽速率和发芽动态）均有明显的抑制作用，其中Poa annua和Brassia campestris受到的影响比Basella rubra较为明显。

The aim is to infer the phylogenetic relationships of Galerucella and outgroup Phaedon brassicae Baly beetle species (Coleoptera: Chrysomelidae) and to discuss the relation between the evolution of Galerucella and host plant.

本文目的是通过对小萤叶甲属部分种类的线粒体COⅠ基因进行比较，探讨小萤叶甲属昆虫进化与寄主植物之间的关系，同时对几种分类地位模糊的昆虫进行分析和归类。

The stowaways cling till they smell the familiar perfume of a new host plant, then deplane.

偷渡者粘紧直到他们闻到熟悉的香水一个新的寄主植物，然后离开。

Research on the characteristics of ammonium, nitrate and organic nitrogen utilization by ericoid mycorrhizal fungi and impacts on growth in vitro of Rhododendron fortunei was carried out to determine the suitable nitrogen sources in ericoid mycorrhizal fungal cultivation and test the effects of ERM on host plant growth in substrate with different nitrogen sources.

研究从云锦杜鹃根系分离的欧石南菌根(eriocoid mycorrhiza， ERM)真菌对铵态氮、硝态氮和无机氮吸收特性及其接种效应，检测ERM菌株吸收利用不同氮源能力及筛选培养菌株适宜的氮源，并分析ERM对寄主植物氮源吸收的影响。

The higher the inoculation concentration of the strain is during seed germination, the more quantity the strain in host plant tissues. When strain B504-1121 was inoculated on lower petioles, it could transfer into upper tissues, however it only habitate in leaves if it was inoculated on leaves.

在下部叶片叶柄处接种的菌体可向上移动，通过茎进入上部叶片；在叶部接种的菌，则只在接种叶内定殖，不再向其他部位转移。

We performed the pathogenecity test on the host plant Chinese radish and the lesion length on the leaf infected by two insertional mutants are significantly different.

这些结果表明，该σ因子与Xcc的生长以及主要胞外酶的产生无关。

It was observed that although the pSym-curred strain HND29SR could not nodulate on the host plant Heinong 33, there was no difference in the root colonization dynamics and density of rhizobium population between HND29SR and its wild-type HN01 or reference strain HN01L in sterilized pot-sand system.

这一现象说明HN01所含共生大质粒不影响其根圈定殖行为，有理由推测影响HN01根圈定殖行为的有关基因可能存在于染色体上或另外两个内源质粒上。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。