黄酮

The effectiveness of antioxidantsas DPPH radical scavengers ranged in thefollowing descending order: Salvia viridis (0.57 mg/mL) Stachys byzantina (0.64 mg/mL) Salvia multicaulis(0.83 mg/mL) Eremostachys laciniata (5.18 mg/mL) gallic acid (40.0 mg/mL) grape seed (66.6 mg/mL) quercetin (85.0 mg/mL) ascorbic acid (125.8 mg/mL) BHT (194.9 mg/mL).

其抗氧化剂的效力如同DPPH自由基的清除能力一样按降幂次序排列在下面：丹参贻贝( 0.57毫克/毫升)绵羊水苏( 0.64毫克/毫升)长梗黄花稔( 0.83毫克/毫升)沙穗( 5.18毫克/毫升)五倍子酸( 40.0毫克/毫升)葡萄种子( 66.6毫克/毫升)檞皮黄酮( 85.0毫克/毫升)抗坏血酸( 125.8毫克/毫升) BHT ( 194.9毫克/毫升)。

The content of flavanone and lactone in leaf and the leaf output were studied by randomizing block arrangement of 31 gingko female varieties and 4 staminiferous plant type single clone.

采用31个银杏雌性品种和4个雄株类型的单株无性系，随机区组排列，对叶产量性状及其与叶产量的相关性，叶黄酮、内酯含量进行了研究。

Extraction and Determination of Total Flavonoids from Root,Stem and Leaf of Suaeda australis

目的单因素试验了不同体积分数的乙醇、料液比、提取温度及提取时间等因素对南方碱蓬叶总黄酮提取率的影响。

The paper aimed to explore the flavonoids compounds of Suaeda australis contents and its aioxidation activity in vitro.

［目的］探索南方碱蓬叶总黄酮含量及其体外抗氧化活性。

The reasons for the seasonal dynamics of the syringin and total flavonoid of A.

本文对丁香苷和总黄酮季节变化的原因进行了分析。

In this paper, HPLC and spectrophotometry were applied respectively to study the contents of the syringin and total flavonoid, the two important secondary metobolites of Acanthopanax senticosus in three different habitats.

采用高效液相和分光光度的方法对天然次生林林内、林隙和林缘三种不同生境下刺五加主要次生代谢产物丁香苷和总黄酮的含量差异进行了研究。

Supercritical carbon dioxide extraction of lutein ester from marigold(Tagetes erect L.)with continuous co-solvent ;2. This paper reviews comprehensively the machinary and methods of co-solvent added in the supercritical CO2 for extraction of natural products.

综述了夹带剂在超临界CO2萃取天然产物中的作用机理、使用方法、夹带剂的种类，以及夹带剂在提取生物碱、酚酸、皂苷、黄酮、脂肪酸等天然产物中的应用。

Results:The leaves of Tatarian Dogwood contained amino acid,polysaccharides,reducing sugar,glycosides,cardiac glycosides,anthraquinones,flavonoids,tannin,volatile oils and chlorophyll.Protein,organic acid,coumarin and alkaloid failed to be detected.

结果：红瑞木叶含有氨基酸、多糖、还原糖、苷类、酚性物、蒽醌、黄酮、鞣质、挥发油、叶绿素等化学成分，未检测出蛋白质、有机酸、香豆素、生物碱、皂苷类成分。

Tetrahydroxy??8,6′??dimethoxyflavone and 5,7,2′, 6′??

菜聂腔？？？8，6′？捕？甲氧基黄酮和5， 7，2，′ 6′？

Tetranychus main products, 10-total flavonoids content of 90% of the annual production capacity of 100T, best-selling pharmaceutical companies across the country and exported to many countries, the product of 94 years in June by the State Science Commission, China International Science Center, the First China Healthcare IT Expo Gold products. 94-year National Economic and Trade Commission in July, the China Trade Promotion Council Achievement Award. Provincial Science and Technology Commission adopted in 2005 identified as high-tech enterprises.

主要产品山楂叶总黄酮，10-90%的含量年产100T，畅销全国各制药企业并出口多个国家，该产品94年6月份获国家科委、中国国际科学中心、首届中国医药保健科技精品博览会金奖。94年7月份获得国家经贸委、中国贸促会成果奖。2005年通过省科委认定为高新技术企业。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。