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Monorchis belonging to Orchidaceae had a narrower one, indicating that rare and endangered Orchidaceae plants had a less distribution in Beijing mountainous region, and only distributed in several types of forest vegetation communities. Due to the lack of suitable habits, these herbage species were in dire need of prior conservation.

结果表明：野大豆的生态位宽度值较大，为0.297；大花杓兰、沼兰和角盘兰同属于兰科植物，生态位宽度值较小，说明兰科植物在北京地区分布较少，并且仅在几种森林群落类型中有分布，适宜生存的生境较少，急需优先保护。

The monotypic family Austrobaileyaceae with 2 species, is one of the systematically most isolated families.

木兰藤科含1属2种，是系统学上最孤立的科之一。

One comes from a bug called Clostridium propionicum, another from a species of Pseudomonas, and two more from Cupriavidus necator.

如从丙酸梭菌小虫身上拿一个基因、从假单胞菌拿一个，再从贪铜菌吊钩虫拿两个。

Vitex negundo L. var. heterophylla is one large shrub and, being an endemic species to China. It is distributed widely in Shanxi, especially in the Cayon district of Taihang Mountains. The community of Vitex negundo L.

荆条Vitex negundo L.var.heterophylla(Franch，为大型灌木，在我国某些地方是特有种，在山西太行山峡谷区和中条山西部分布较为集中。

RESULTS Sixty fungal strains were isolated from blood.Candida was the predominant pathogenic organism(86.7%),6 cases had mixed infection causing by two fungal species(11.1%).Twenty two cases had concomitant bacteremia(40.7%).Overall mortality rate was 68.5%,directly related mortality rate in treatment group was significantly lower than that in nontreatment one(28.9%vs.88.9%,χ2=11.268,P＜0.01).Effective rate of amphotericin B was 68.8%,fluconazole 70.8%,combined treatment 80.0%.

结果 54例患者血微生物培养共获得真菌菌株60株，念珠菌是主要病原体，占86.7%；6例(11.1%)为两种真菌混合感染；22例(40.7%)伴随细菌血症；总病死率68.5%，真菌血症相关病死率治疗组28.9%，未治疗组88.9%，两组比较χ2=11.268，P＜0.01；两性霉素B及氟康唑治疗有效率分别为68.8%和70.8%，两者联合治疗有效率为80.0%。

As the agent of the U.S. Biath seed companies,we have been successfully introduced dozens ornamental trees from North America which are suitable for the growth in China, including one Improved Acer rubrum, Nyssa sylvatica ,many valuable tree species in Europe and the United States. We have a strong technical team and the support from Institute of Botany of Academy of Sciences in china, Hebei Agricultural University, and many other units to ensure the product variety and quality, and provide to the customer good technical support and service.

作为美国比亚特种子公司、德国莱恩种苗公司、以色列捷尼种子公司的中国代理商，现已成功从北美引入适宜中国地区生长的优良彩叶树种，包括美国改良红枫、欧洲多花篮果树等数十种适合我国栽培的欧美名贵树种，现拥有一支强大的专业技术队伍，有中国科学院植物研究所、河北农业大学等诸多单位的鼎力支持，公司保证产品品种及质量，并且对客户提供良好的技术支持与售后服务。

From Whitmania pigra 10 compounds were isolated and structurally elucidated based on the spectral data, 9 of them were the firstly isolated from this species. They are choles-4-ene-3-one, uracil, succinic acid, hypoxanthine,xanthine, octadecanoic and 2 polyhydroxy-saturated fatty acid.

五对宽体金线蛭的化学成分进行了提取、分离、鉴定，从中分得10个化合物，其中9个为首次从该动物中分得，包括1个为甾体化合物胆甾-4-烯-3-酮、2个多羟基脂肪酸、琥珀酸、尿嘧啶、黄嘌呤、次黄嘌呤、脲苷、十八碳酸等。

The Dumbo Octopus lives extremly deep from 3000-4000 meters and is also one of the rarest of the Octopoda species.

八达通的生活地带与深海域–从3000-4000米以下，也是一个稀有的&Octopoda&物种。

In this experiment, eight varieties, seven of which belong to species Onobrychis viciaefolia Scop, and one to O. t〓anscaucociea Grosh, have been studied. As a result, embryogenic calli have been obtained from tissue culture of the eight vatie- ties, and four of them have regenerated plantiets.

本实验对8个品种的红豆草（其中7个为Onobrychis vicia〓folia Scop，1个为O.transcaucosia Grosh）进行了组织培养，均得到了胚性愈伤组织，并得到了4个品种(O.viciaefolia)的再生植株。

Conservation value: Dual core lan is Orchidaceae in one of the most primitive types, but also of our unique single-species of plants, on the study of ancient flora of orchid evolution of the system, kinship relations are of great significance.

保护价值：双蕊兰是兰科中最原始的类型之一，也是我国特有的单种属植物，对研究古代植物区系，对兰科的系统演化，亲缘关系等都有非常重要的意义。

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。