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Objective To investigate the facilitate effect of Asterias extracts on gastric emptying in mice, the effective part of Asterias and its primary mechanism.

目的 考察海星醇提物对小鼠胃排空的促进作用，确定有效部位及可能作用机制。

The Asterias extracts has the facilitate effect on gastric emptying in mice. Its effective component may be acid substance. The mechanism was probably due to the block of the activity of dopaminergic system other than reacting with cholinergic system.

海星醇提物具有促进小鼠胃排空作用，有效成分可能是酸性或中性的物质如多糖或多肽、氨基酸、蛋白质等；其促胃排空机制可能与阻断多巴胺系统功能相关，而与胆碱能系统无关。

METHODS The contents of synephrine,neohesperidin,hesperidin, naringin and narirutin in the raw materials and the extracts of Citrus aurantium were determined by reversed-phase high performance liquid chromatography with an Inertsil ODS-3(4.6 mm×250 mm,5 μm) column, respectively.

方法采用高效液相色谱法，以InertsilODS-3(4.6mm×250mm，5μm)色谱柱分别对枳实及其提取物中辛弗林生物碱类成分和新橙皮苷、橙皮苷、柚皮苷、芸香柚皮苷黄酮类成分进行测定。

The results indicated that the aqueous extracts from the litter of Picea schrenkiana had autotoxicity on its seed germination and seedling growth.

结果表明：天山云杉凋落物水浸提取液对其种子萌发和幼苗生长存在自毒作用。

This experiment was conducted to imitating the continuous cropping obstacles with extracts of pepper leaf aqueous as poisonous matters and to study the effects of exogenous GSH on the growth of pepper seedlings under autotoxicity.

以辣椒叶浸提液作为辣椒连作障碍的自毒物质，研究了辣椒叶浸提液对辣椒幼苗的生长抑制作用以及加人谷胱甘肽后缓解叶浸提液对辣椒幼苗生长抑制作用的效果。

To investigate the relationship between autotoxicity and continuous cropping obstacle and to find a reasonable crop rotation system for Angelica sinensis (a common traditional Chinese medicinal plant). Aqueous extracts from root, stem and leaf of A. sinensis at vegetative stage were analyzed for autotoxicity and allelopathic effect on Brassica campestris, Triticum aestivum, Avena sativa which are often grown in regions where A.

为探讨当归自毒作用与连作障碍的关系并建立合理的轮作制度，利用4个浓度当归营养期根部及茎叶部水浸液对当归及其种植区常见作物油菜、小麦和燕麦的种子和幼苗进行了生物测定。

objectiveto study the effects of alcoholic extracts of averrhoa carambola l. root on blood glucose level and lipid peroxidation in stz-induced diabetic mice.methodsdiabetic model were induced by once intraperitoneal injection of stz.

目的研究阳桃根醇提物对链脲佐菌素(streptozocin， stz)致糖尿病模型小鼠的血糖及抗脂质过氧化反应的影响。

Diabetic mice were randomly divided into model group, glibenclamide group and high- and low-doses of alcoholic extracts of averrhoa carambola l. root groups.

方法采用一次性腹腔注射stz建立糖尿病小鼠模型，将成模小鼠随机分成：模型组，格列本脲组，阳桃根醇提物高、低剂量组。

Meanwhile, Azoxybenzene was also detected by GC-Mass from the extracts of culture fluids with dichloromethane, which conformed the probability of the existence of two metabolites: nitrosobenzene and N-phenylhydroxylamine. Because Azoxybenzene might be yield from the reaction of these two compounds under the catalytic influence of alkali.

另外通过GC-MS测定硝基苯降解液的二氯甲烷提取物，测到氧化偶氮苯的存在，它能在碱的催化作用下由亚硝基苯和N-苯基羟胺反应生成，所以它的存在从反面证实了降解中间产物亚硝基苯和N-苯基羟胺的存在。

Initial Study of Extracts of Bassia rapa L. on Hyperlipemia in Rats

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And discuss some key point of integrated management system design, include hazard identification and risk assessment and risk control in the occupational health and safety management, the measure of satisfaction target of customer, the flawlessness of law system, the integration of the integrated management system and enterprise standardization system, unify lead institution and work orgnization, integreted internal audit and integrated management review.

同时，论述了一体化管理体系构建中的几个主要问题，包括职业健康安全管理中的危险源辨识、风险评价和风险控制、顾客满意度的科学监测、法律、法规体系的完善、一体化管理体系与企业标准化体系的有机结合、统一的领导机构和工作机构、一体化的内部审核和管理评审。

Deepwater Taranaki is investigated for its petroleum potential, using all available seismic data tied to shallow-water wells.

运用与浅水井相关的现有全部震波探测数据考察了深海区塔拉纳基盆地的油藏前景。