查询词典 Lithocarpus

The original vegetation is sub-tropical evergreen broad-leaved forest, composing by communities of Lithocarpus and Cyclobalanopsis , but its percentage of area is not great.

原生植被为南亚热带常绿阔叶林，主要为石栎林和青冈林，但其覆盖面积比例较小，人工营造的马尾松林、台湾相思林等占有较大的比例。

The results showed that the vertical structure of Lithocarpus glaber forest was rather complicated, and could be divided into arbors layer, shrub layer, herbaceous layer, and interstratum plants.

结果表明，石栎群落垂直结构较为复杂，可分为乔木层、灌木层、草本层，亦有少量的层间植物。

Lithocarpus polystachyus Rehd with rich valuable flavonoid and phloridzin, is an abundant plant resource in our country, located mainly as wild plants in the mountain area in southern China, and its rich resource of flavonoid and phloridzin has not been developed.

多穗柯是我国特有的一种丰富植物资源，富含价值很高的黄酮类及其根皮苷，目前主要以野生状态分布于江南山区，其丰富的黄酮类及其根皮苷资源尚处于完全未被开发利用状态。

First, this research developed a set of simple and effective technologies for preparative extraction and separation of flavonoid and phloridzin from Lithocarpus polystachyus, which includes:(1) Microwave-assisted extraction of flavonoid f...

本研究首先研发出一套简单、有效的制备性提取分离多穗柯黄酮类及其根皮苷工艺，这套工艺包括：(1)微波辅助氢氧化钙水溶液提取多穗柯黄酮，最佳工艺条件为用1.2 %氢氧化钙水溶液为提取液，料液比1：12，预煮时间5min，微波功率800W处理25min。

The mice with alloxan-induced diabetes mellitus were orally administrated with the crude extracts and the crystal phloridzin from Lithocarpus polystachyus Rehd, and their fasting blood level as well as no-fasting level were reduced significantly, and their glucose tolerance curves also were improved.

降血糖机制研究结果表明，CA和PHL对正常和糖尿病小鼠的降血糖机制与阿卡波糖不同；CA和PHL有效降低了血清MDA水平，提高了血清SOD和GSH-Px活性，说明糖尿病小鼠体内的抗氧化能力增强。

ObjectiveTo solve the infection of asymmetric absorption peak in determination of flavonoids in lithocarpus polysachyus rehd leaves.

黄酮类化合物；，，多穗柯；，，三波长分光光度法摘要：目的清除由于多穗柯叶中黄酮光谱吸收峰不对称给定量分析造成的影响。

In Huaihua than in the old leaves, and the content was the least in stem. Conclusion: The optimum conditions for extracting total flavonoids from Lithocarpus polystachyus Rehd. were material to 70% ethanol concentration ratio 1:35, ultrasonic power 540W, and extraction time15 min.

以原料35倍量的70%乙醇作为溶剂，在提取功率600W、提取时间15min的条件下，即可获得多穗柯总黄酮最佳提取效果；8~10月采摘嫩叶存放时间越短，总黄酮含量越高。

The results showed that Schima superba and Castanopsis carlesii were the dominant species in the community and constituted the main tree species with Lithocarpus glaber, Castanopsis fargesii and Castanea gracilis.

通过收获法直接测定了群落草本层和灌木层的生物量，并采用标准木法间接测定了乔木层生物量，同时分析了该群落及其主要组成树种的生物量特征。

Castanopsis eyrei, Castanopsis sclerophylla, Cyclobalanopsis glauca and Lithocarpus harlandii were appraised. The average community biomass of the above 4 species was 120.165, 96.168, 72.73 and 80.416 t/hm^2 respectively.

其中，甜槠群落的平均生物量为120.165 t/hm^2，苦槠群落的为96.168 t/hm^2，青冈群落的为72.73 t/hm^2，绵槠群落的为80.416 t/hm^2。

Dihydrocharcone was extracted by water as the solvent from Lithocarpus polystachyus Rehd.

于丽静，董华强，战宇，宁正祥，从多穗柯中提取二氢查耳酮的研究

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。