黄

Qinghao acid, Qinghao B, Scopoletin, Casticin and Chrysosplenol D had some antimalarial activities on P. berghei. Even when the dosage was up to 500 mg/kg/d, the maximal inhibition rate was only 59%, which is less active than QHS. Therapeutic effect of different ingredients of A.

青蒿酸、青蒿乙素、东莨菪内酯、青蒿黄酮1、青蒿黄酮2 5种成份对鼠疟均有不同程度的抑制作用，但剂量高达500mg/kg/d时，抑制率最高也仅达到59%，远低于QHS的疗效。

Methods Acteoside was extracted from roots of Scrophularia ningpoensis .

从玄参根中分离提取苯丙素苷成分Acteoslde，采用矿黄嘌呤造成小鼠高尿酸血症，观察Acteoside对小鼠高尿酸血症的影响，并进一步从体外观察Acteoside对黄嘌呤氧化酶的冲制作用。

Objective To study the effects of factors like solvent dosage,extraction time and extraction times on the production extraction of flavonoids from Scutellaria baicalensis .

目的探讨黄芩中总黄酮提取工艺中的提取溶剂用量、提取时间、提取次数对黄芩中总黄酮得率的影响。

The Taishan sealwort likes wet and resistants cool, evades the glare to fear dry, The purpose of this study is to evaluate the influence of the light intensity to taishan sealwort's growth and yield.

泰山黄精喜湿爽耐荫凉，避强光怕干燥，该研究的主要目的是评价光照强度对黄精生长及产量的影响。

Under the visor net the sealwort average transpiration rate is open-air cultivates 81.4%, explained that the Taishan sealwort does not suit the open-air growth.

遮阳网下黄精的平均蒸腾速率是露天栽培81.4%，说明泰山黄精不适合露天生长。

Is highest by the apple forest interplanting sealwort addition output and the new rhizome polysaccharide content respectively reaches 19.4%, 21.8%,40% transmittance visor net visor processing sealwort addition output and the new rhizome polysaccharide content is lowest, has 13.4% and 11.0%.

以苹果林套种黄精新增产量和新根茎多糖含量最高分别达19.4%、21.8%，40%透光率遮阳网遮阳处理黄精新增产量和新根茎多糖含量最低，只有13.4%和11.0%。

The shade culture may reduce the occurrence probability of the sealwort spot leaf effectively, it is lightest by 40% diaphanous cultivation, preventive effect reaches 68.4%.

遮光栽培可有效减轻黄精斑叶的发生，以40%透光栽培黄精斑叶最轻，防效达68.4%。

Barley yellow dwarf virus is reported to be the most important viral pathogen of cereals worldwide. In fact, BYDV is a group of at least five luteoviruses that cause similar symptoms in cereals but can be distinguished serologically and on the basis of vector specificity.

禾谷类作物的黄矮病是由大麦黄矮病毒(Barley yellow dwarf virus，简称BYDV)的侵染所引起的，在世界各国均有发生，由蚜虫进行循环性的永久传播。

The discussions suggested:The metabolic rate in Pelteobagrus vachelli was higher than that in either Silurus meridional is or Silurus asotus could be understood on the different ecological habits among them. For example, the level of spontaneous activitie in Pelteobagrus vachellivas higher.

通过讨论认为：瓦氏黄颗鱼的代谢率高于南方帖和站鱼的代谢率是因其生态性不同：瓦氏黄颗鱼的寻食活动比其它两种鱼更为频繁，因而所测其静止代谢水平较高。

"The water quality is very saline, and you can't wash the deposits off. There's yellow slimly stuff around the water tank, so I don't like using it."

上林村长夫人吴碧凤表示，水质很咸，然后盐巴是洗不掉的，储水桶旁边会有滑滑黄黄的东西，所以我不敢用。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐