查询词典 culex

Objective To investigate the resistance of Culex tritaeniorhynchus to insecticides used frequently in high incidence areas of Japanese encephalitis in Shaanxi province.

目的 了解陕西省流行性乙型脑炎高发区三带喙库蚊对常用杀虫剂的抗药性水平。

However, we found that for Culex quinquefasciatus none of the natural plants tested could reach a standard repellent rate of 50%.

但进行测试之十种防虫植物对热带家蚊忌避效果均未达50%。

The present paper is the results of the studies of experimental infection and transmission of Culex pipiens quinquefasciatus with dengue virus type 2 in laboratory.

摘 要 目的：在实验室通过病毒分离和传播试验，确定致倦库蚊是否能传播登革病毒。

Insecticide bioassay: The compounds to culex pipiens in greenhouse by Soak method, some of them showed insecticidal activity.

在室内采用浸渍法对淡色库蚊进行了杀虫活性试验，某些化合物表现一定的杀虫活性。

In culex sp. it can only develop into cyst.

在致倦库蚊体内仅能发育成卵囊，在蚊唾液腺中观察不到子孢子。

Objective:To study the characterized distribution of Culex tritaeniorhynchus mosquitoes and their infection rate with Japanese encephalitis virus in Yunnan province.

国内外研究认为，三带喙库蚊是流行性乙型脑炎的传播媒介，在日本、我国北方地区及台湾省该蚊被认为是本病主要传播媒介〔1-3〕。

Culex tritaeniorhynchus in Shanxi province retains an extent of resistance.

结论陕西省三带喙库蚊对DDT仍存在一定程度的抗药性。

Methods: Female genitalia of 52 species of Chinese Culex mosquitoes were dissected and glass-slices of the specimens were prepared, on which a comparative analysis was conducted.

目的：探索我国库蚊雌性尾器的分类学价值。方法：常规方法制备我国库蚊属52种雌性尾器玻片标本，并分析比较。

Objective: To obtain a full length cDNA of novel deltarnethrin-resistance related gene from Culex pipiens pallens and identify differential expression levels between resistant and susceptible strains.

目的：获取淡色库蚊抗药性相关基因NYD-MLC2的cDNA全长序列并鉴定其在抗性品系和敏感品系中的表达差异。

Objective To study the activity of relationship between esterase,acetylcholinesterase and the resistance to propoxur in the larva of Culex pipiens pallens .

目的 研究淡色库蚊对残杀威抗性与酯酶和乙酰胆碱酯酶的关系。

Smoking cigarettes adds to the Computer Desk Computer manufacturer computer mouse Computer Computerized collar knitter machine Conduit Bodies construction board Container Bag Control Arm Cooking Thermometer general levels of air pollution as well as damaging our health.

吸烟不仅对健康有害，而且增加空气污染程度。香烟雾含有多种有害物质：不仅有致癌化学物质、有某种能阻止氧气进入血液的气体，还有引起血压增高、心速加快的被称为尼古丁的物质。

He is one of my favorite actors.

他是我最喜欢的男演员之一。