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Complicated in ecological conditions, China is the centre of evolutionary origin and biodiversity of many crucifer species. Transgene may transfer from Brassica napus to vegetable and wild species of B.rapa and B.juncea.

分析认为，中国是许多十字花科植物进化起源中心和生物多样性中心，生态环境类型复杂；转基因油菜的外源基因可以通过花粉向油菜、白菜B。

The results indicated that the prey items of the plaice included 11 groups or 38 prey species, but only Crustacea and Lamellibranchia were the most important prey groups, accounting for 99% of the total food composition by percentage of index of relative importance. Euphausia pacific, Crangon affinis and Tellinidae were the dominant prey species.

结果表明：高眼鲽摄食的食物种类包括11类38种，其中甲壳类和瓣鳃类为优势饵料类群，共占食物相对重要性指数百分比的99%；食物中的优势饵料种类为太平洋磷虾、脊腹褐虾和樱蛤。

Cucumber mosaic virus, which is transmitted by over sixty species of aphids and infects over 1000 species of plants,has been processing a gradual severity in the past fifteen years.

现今一些传统农产品表现为明显的品质退化和产量萎缩，其中最主要的原因之一是植物病毒的发生和危害加重，后者是由植物、病毒和传毒媒介昆虫等与环境因子共同作用的结果。

Those mosquitoes were taken back to category and analysis. Results Seven species of mosquitoes were found in pig houses,of which Culex tritaeniorhynchus was dominant species.

结果在猪圈内捕获7种蚊虫，其中三带喙库蚊是优势种；按蚊的发生高峰在6月中旬，阿蚊的发生高峰在9月下旬，库蚊有两个高峰，分别发生在7月上旬和8月底9月初。

However, Cuvier argues that the appearance and disappearance of new species from stratum to stratum corresponded in time to a major environmental change, namely a catastrophe such as a flood or an earthquake, that had destroyed many of the species living there at that time.

但是cuvier辩称，新种的出现和消失在层层相当于一个重大环境变化时，即灾难发生地震或洪水等，已经摧毁许多当时生活在那里的物种。

It is primarily concluded that in the alpine area, fungi infect roots of the Cypripedium species for nutrients they need for their subsistence and multiply, and the Cypripedium species use them as nutrients, thus, processing mixotrophy.

并由此对高海拔环境下二者的共生关系进行了初步的探讨：真菌侵入杓兰根部以获得自身生存和繁衍所需的营养物质，杓兰利用真菌菌丝消解后的营养物质，进行混合营养。

The test of host range showed SYAU-06 strain was safe to eighteen species of crops and vegetable besides corn and sorghum had slight injury response.Among twenty-seven species weeds from fourteen family the dayflower was most sensitive to the fungi,redroot amaranth and emarginated amaranth was slightly sensitive as well as goosefoot.

SYAU-06菌株寄主范围测试表明在供试的7科18种大田作物和蔬菜中仅玉米和高粱叶片有轻微的伤害反应，在供试的14科27种杂草中，对鸭跖草高度敏感，对苋科的反枝苋、凹头苋和藜科的藜轻度敏感。

A lot of people certificated the transgenic crops, simultaneously they also considered that the existence and development of target gene in natural environment probably change the species constitutes in nature ecological environment, pick up the deracination speed of many endangered species, make up the potential threaten and influence on the biodiversity.

许多人在认可转基因作物的同时，也认为，目的基因在自然环境中的存在和发展可能会改变生态环境中的物种组成，加快许多濒危物种的灭绝速度，对生物多样性构成潜在威胁和影响。

New diatom species and 150 new record species in China were found.

发现15个硅藻新种和约150个新纪录种。

Unlike other dicot plants, Old World species evolve anisocotylous trait during germination while New World species remain isocotyly instead.

其中，旧世界苦苣苔科类群发展出极为特殊的子叶不等大现象，而新世界苦苣苔科类群则保持子叶等大的特性。

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。