查询词典 ligularia

ObjectiveTo provide the foundation for reasonable utilization by analyzing the liposoluble components of Ligularia fischeri.

目的通过研究分析蹄叶橐吾中的脂溶性成分，为蹄叶橐吾的开发和利用提供实验依据。

A method is established for determinating Clivorine in Ligularia hodgsoni .

建立了 HPLC技术测定山紫菀类药物——鹿蹄橐吾中的 Clivorine生物碱的定量分析方法。

For better understanding the relationship between chemistry composes and activities, and promoting the competitive strength, 16 benzene derivatives (three new compounds and a novel skeleton) were isolated from Ligularia veitchiana which were collected in Hubei province.

为了更好的了解植物药中的化学成分及药效关系，提升我国植物药在国际市场的竞争力，我们对采自湖北的离舌橐吾进行了系统的化学成分分离，得到16个苯的衍生物，其中，新化合物三个，新骨架化合物一个。

Many plants of the genus Ligularia have medicinal value, and they are commonly used as chinese traditional medicine in the name of Aster tataricus L.

该属的许多植物具有药用价值，常以紫菀或山紫菀之名入药，主治气管炎、咳喘、肺结核、咯血等症。

The crystal structure of three eremophliane sesquiterpenes and one bisabolane sequiterpene with two epoxies from above two Ligularia species were determined by X-ray four circle differactomer technique and single crystal structure analysis, and their stereostructure was further confirmed.

利用X-射线四元单晶衍射技术和单晶结构分析方法，测定了两种橐吾属中三个艾里莫芬烷型倍半萜及一个双环氧没药烷型倍半萜的晶体结构，进一步确定了它们的立体构型。

MethodsWith chloroform as solvent, the liposoluble constituents in Ligularia fischeri were extracted by ultrasonic extraction. The extracted substances were isolated and identified by GC-MS.

方法以氯仿为溶剂超声提取蹄叶橐吾的脂溶性成分，利用气相色谱-质谱联用仪对提得物质进行分离和鉴定。

We studied the influence of seed size on germination, seedling growth, and seedling responses to light in Ligularia virgaurea, a clonal herb native to the Qinghai Tibet Plateau.

以高寒草甸克隆植物黄帚橐吾为实验材料，通过遮荫网模拟植被遮荫，研究种子大小与萌发及幼苗生长能力的关系和幼苗对光照条件的反应。

Five new bacterial diseases of Ligularia fischeri, Vigna angularis , Brassica juncea var.japonica, Aconitum coreanum and Silybum marianum in Jilin province were firstly reported in the world; and their sympotoms of the diseases were described in detail. According to the configuration of the pathogens observed by electrical microscope, Gram staination, pathogenicity, cultural characters, physiological and biochemical characters, as well as G+C mol%, the pathogens were identified respectively .

首次报道了马蹄叶腐烂病、红小豆溃疡病、黄花乌头顶枯病、江户菜软腐病和水飞蓟软腐病在吉林省的发生，详细描述了该五种病害症状及危害情况；通过对分离的病原菌的电镜形态观察、革兰氏染色、致病性、培养性状、生理生化性状、G+C mol％等方面的测定，依据《Bergey's Manual of determinative Bacteriology》9th ed相关部分，初步确定了其病原菌的分类地位并对病原菌进行了室内药剂筛选。

Ligularia dictyoneura Hand.

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The principal factors of P.pratensis geographical distribution is organic material、organic carbon and total phosphorus,the chemical factor is the Ph value.The type of distribution of P.pratensis in the SRYYL is P.pratensis+ Geranium spp.,P.pratensis+Elymus nutans,Potentilla anserina+P.pratensis, Ligularia virgaurea+P.pratensis,P.anserina+ Aconitum tanguticum+P.pratensis, Deyeuxia spp.+P.pratensis,E.nutans+P.pratensis, Carex moocroftii+P.pratensis,P.pratensis+Capsellabursa-pastoris,P.anserina+L.virgurea,P.pratensis+ Polygonum sibiricum,P.fruticosa+ Scirpus distigmaticus.

对三江源区草地早熟禾种群调查，主要分布的草地类型有：草地早熟禾+老鹳草草地型，草地早熟禾+垂穗披碱草草地型，鹅绒委陵菜+草地早熟禾草地型，黄帚橐吾+草地早熟禾草地型，鹅绒委陵菜+唐古特乌头+草地早熟禾草地型，野青茅+草地早熟禾草地型，垂穗披碱草+草地早熟禾草地型，青藏苔草+草地早熟禾草地型，草地早熟禾+荠草地型，鹅绒委陵菜+黄帚橐吾草地型，草地早熟禾+西伯利亚蓼草地型，金露梅+双柱头镳草草地型。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。