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The research progress on the source, toxicology, harm to livestock and prevention and treatment methods of Swainsonine, which was the main toxic component of Oxytropis, was reviewed in this paper.

综述了棘豆Oxytropis主要有毒成分苦马豆素的来源、毒性原理、对家畜危害及防治办法的研究进展。

Any of several plants of the genera Oxytropis and Astragalus in the pea family, which are widespread in the western and central United States and cause severe poisoning when eaten by livestock.

疯草一种黄芪属和棘豆属豆科植物，广泛地生长于美国中部和西部，牲畜食用后会引起严重的中毒反应

The swainsonine mainly originated from the metabolism of Oxytropis endophyte, and its concentration was related with the nitrogen fixation of nodule, but not genetic characteristics.

棘豆中苦马豆素主要来源于内生菌的代谢产物，其含量与根瘤菌固氮作用有密切关系，而与遗传无关。

A new species of the genus Oxytropis DC.

Title 内蒙古棘豆属一新种。

A new species of the genus Oxytropis DC.

标题 内蒙古棘豆属一新种。

Littiedalea racemosa, Carex moorcroftii, Oxytropis, Astragalus, and the merits of all Poa can be planted in drier areas.

扇穗茅，青藏苔草，棘豆，黄芪和曲直早熟禾等都可以种植在较干旱少雨的地方

SW-BSA vaccine was used twice to rabbits, the serum antibody titer changes were tested by indirect ELISA assay and attacking toxic with Oxytropis kansuensis (10 g/kg/d) when the antibody titers were in higher level.

SW-BSA疫苗免疫山羊2次，间接ELISA法检测血清抗体效价的变化，抗体效价达到较高后进行甘肃棘豆(10 g/kg/d)攻毒饲喂试验，同时检测血清各项生化指标。

Under natural conditions and with human activity, the dominance of Oxytropis coerulea become weaker than ever among associations, which reflects a tendency of inverse succession, while those which are less disturbed by human activity show xerosere character because of poor habitat.

在自然条件和人为干扰双重作用下，蓝花棘豆Oxytropis coerulea在群丛中的优势度明显弱化，群丛反映出逆演替趋势，受人为干扰较少的群丛则由于生境条件较差显现旱生演替特征。

Shanxi Yangling 712100, ChinaAbstract Screening of the effective anti-tumor fractions from acetic ester fraction and water fraction as well as alkaloids fraction and non-alkaloids fraction of Oxytropis Kansuensis on mice bearing S180 and H22 in vivo.

以甘肃棘豆提取物的乙酸乙酯部位、水相部位，以及生物碱和非生物碱部位，对荷S180和H22肿瘤小鼠进行了体内抗肿瘤实验。

Rabbits were immuned with SW-BSA vaccined twice, the serum antibody titer changes were tested by indirect ELISA assay and attacking toxic with Oxytropis kansuensis (10 g/kg/d) when the antibody titers were in higher. At the same time, the serum biochemical indicators were detected.

SW-BSA白油佐剂疫苗免疫家兔2次，间接ELISA法检测血清抗体效价的变化，抗体效价达到较高后进行甘肃棘豆(10 g/kg/d)攻毒试验，同时检测血清各项生化指标。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。