• 桃叶卫矛是优良的观赏树种。

    Hamilton euonymus is a good ornamental species.

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  • 对桃叶表面润湿性能的预测方法进行了研究。

    The method of estimate the wettability of peach leaf surfaces was studied.

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  • 方法:采用气-质联用技术对水番桃叶的化学成分进行分析鉴定。

    Methods:The chemical compositions of Psidium Guajava L. leaf were analyzed and identified by GC-MS method.

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  • 结论:苯酚-硫酸法测定桃叶鸦葱根中多糖含量方法稳定可行,简便。

    Conclusion:The method is proved to be stable, feasible and simple.

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  • 目的:研究水番桃叶乙醇提取物的化学成分,为开发该药用资源提供科学依据。

    Objective: to research the chemical compositions of alcohol extraction from Psidium Guajava L. leaf, and to provide the scientific proof for the exploitation of this herbal resource.

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  • 应用owrk法对不同生长期桃叶的近轴面、远轴面的表面自由能及其分量进行了测定。

    The surface free energy and its component of the adaxial and abaxial surfaces of peach leaves in different growing periods were determined by OWRK method.

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  • 研究了显色剂用量、显色时间、显色温度、酸用量等因素对桃叶珊瑚甙显色反应的影响。

    The influences of the factors, such as the dosage of coloring agent, reaction time, heating temperature and the dose of acid etc., on the system were studied.

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  • 说明用owrk法测定桃叶表面自由能及其分量所得结果可靠,可以较好地描述桃叶表面的润湿性能和能量特征。

    The research proved that OWRK method is reliable to determine the surface free energy and its component, and it reflects the wettability and energy feature of peach leaf surfaces.

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  • 研究了桃叶珊瑚甙对化学体系中产生的自由基的清除作用以及桃叶珊瑚甙对组织匀浆、线粒体、微粒体氧化损伤的保护作用。

    To study the ability of aucubin to scavenge free radical and the protective effect of aucubin on tissue homogenate, mitochondria and microsome attacked by gree radical in vitro.

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  • 通过对原材料进行研究,筛选出杜仲鲜皮为提取环烯醚萜化合物京尼平甙酸(GPA)、桃叶珊瑚甙(AU)和京尼平甙(GP)的原料;

    Base on the choice of various raw materials, fresh bark was chosen to extract Iridoids compounds such as geniposidic acid (GPA), aucubin (AU) and geniposide (GP).

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  • 根据一项研究,贯叶金丝桃素含量与治疗效果相关。

    According to one study, hyperforin content correlates with therapeutic effect.

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  • 桃一点小叶蝉在贵阳是桃和碧桃的重要害虫之一。

    The peach leafhopper (Typhlocyba sudra) is one of the important insect pests of peach tree in Guiyang.

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  • 不同的溶剂及配比、不同的提取时间对金丝桃蒽酮素的产率有着显著的影响,其在元宝草的根,茎,叶,果实中的含量也各不相同。

    There is great effect on the yield of hypericin by the solvent, proportion of solvent and time, and the content in root, stem, leaf and fruit is different.

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  • 说明丁香叶油对采后桃果实具有明显的防腐保鲜效果。

    The results showed that antisepsis preservation of clove leaf oil on the postharvest peach was very obvious.

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  • 目的比较不同产地贯叶连翘中金丝桃素和伪金丝桃素的含量。

    Objective To compare the contents of hypericin and pseudohypericin in Hypericum performatum L.

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  • 目的用生物信息学软件分析贯叶金丝桃查尔酮合成酶基因编码蛋白的多种蛋白质性质,获取该基因的相关因素。

    Objective To obtain information of Chalcone synthase gene in Hypericum perforatum, the character of this gene and its product protein were analyzed by a series of bioinformatics software.

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  • 结果表明,桃蚜和萝卜蚜两种菜蚜,主要在嫩叶和老叶的背面取食,成叶背面也有一定数量,但萝卜蚜在成叶上的发生比率较桃蚜明显要高。

    The results showed that the two aphids, namely Myzus persicae and Lipaphis erysimi, mainly fed on the underside of young and old leaves.

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  • 介绍了利用乙醇对贯叶连翘中金丝桃素进行提取的工艺研究。

    The paper describes the process of extracting hypericin from Hypericum Perforatum l. with alcohol.

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  • 利用扫描电镜比较观察金丝桃属9组1 7种1变种和三腺金丝桃属2种植物叶表皮的微形态。

    The epidemic micro morphology of 9 sections, 17 species 1 variety in Hypericum and 2 species in Triadenum was comparatively observed with the help of scanning electron microscopy.

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  • 红叶桃和紫叶李与绿叶品种的水分利用效率、气孔导度和蒸腾速率日变化趋势均相近;

    The diurnal variation of WUE, Gs and Trwas similar between color-leafed and opposite green-leafed varieties from spring to autumn;

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  • 然而,更大浓度的桃金娘叶油对于使莴苣和番茄达到相同的作用效果是必要的。

    However, greater concentration of myrtle leaves oil is needed to achieve the same effect in lettuce and tomatoes.

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  • 然而,更大浓度的桃金娘叶油对于使莴苣和番茄达到相同的作用效果是必要的。

    However, greater concentration of myrtle leaves oil is needed to achieve the same effect in lettuce and tomatoes.

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