查询词典 mites

The exact of petroleum ether was the acaricidal active site of Eungenia caryophyllata. 3.Isolation, purification and identification of compounds with acaricidal activity in Eugenia Caryphyllata: The exact of petroleum ether was separated into 6 parts by silica gel column chromatography with gradually increasing polarity of petroleum ether: ethyl acetate. The part C was demonstrated to be the most effective part by acaricidal activity test in vitro,and the time for it to kill all experimental mites was about 20 min.

丁香杀螨活性成分的追踪分离、纯化与结构鉴定：采用硅胶柱层析法，以石油醚：乙酸乙酯溶剂系统梯度洗脱，对丁香石油醚提取物进行分离，得到A~F 等6 段混合物，离体杀螨试验发现，C 段混合物具有突出的杀螨活性，50%浓度平均15min可杀死全部供试螨虫。

The total species of acarida mites of our studies belong to 7 families 25 genera.

对肺螨病患者的总IgE，血清螨特异性IgE、IgG、IgAI、gM进行了检测。

Objective To apply Fuzzy Cluster in classification of the Acaroid mites in grain stocks.

目的 探讨模糊聚类法在储粮粉螨分类研究中的应用。

Objective To study the composition and diversity of Acaroid mites in stored produces in Xuancheng area.

目的 研究安徽省宣城地区储藏物孳生粉螨的群落组成和多样性。

Objective To investigate the composition and diversity of acaroid mites community in stored food.

目的探讨储藏食物孳生粉螨群落结构及其多样性。

Methods Acaroid mites were isolated by Tullgren and Waterflotation in 1440samples, and identified under microscope, then analyzed the data.

方法用光照集螨法和水膜镜检法对采集样本进行粉螨分离，并对采集的粉螨进行分类鉴定、计数和数据分析。

Objective: To investigate the relationship between breeding density of acaroid mites in the storages of house and potential allergic asthma risks in Huainan area for preventing the disease on population basis.

目的：了解淮南地区房舍储藏物粉螨孳生密度与过敏性哮喘发病之间的关系，为人群过敏性哮喘的防治提供依据。

Methods 27 species of Acaroid mites were isolated from 19 grain species in 3 groups of grain stocks with the stratified sampling; Two fuzzy matrixes was founded for classification.

方法从 19种粮食中分离出的粉螨经软划分法建立模糊相似矩阵后，采用直接编网分类和带权重αi 编网分类。

Methods: A cluster randomized sampling method was used to collect the samples from the storages in the houses of city inhabitants and the acaroid mites were identified and counted under the microscope.

采用整体随机抽样调查方法，采集淮南地区房舍储藏物标本，镜下进行粉螨分离鉴定，并结合哮喘的流行病学调查表统计数据，进行相关性分析。

The heavy breeding density of acaroid mites in the house articles in Huainan area may be responsible for the incidence of allergic asthma.

淮南地区房舍储藏物粉螨孳生严重，其孳生密度与过敏性哮喘发病有关。

If you are unfortunate enough to the lovelorn, please tell me, I will help you out, really, please contact me!

如果你不幸失恋了，请告诉我，我会帮助你摆脱困境，真的，请联系我啦！

China's plan to cut energy intensity by 20 percent and pollutant discharges by 10 percent between 2006 and 2010 is a case in point.

中国计划在2006年到2010间降低20%的能源强度和减少10%的主要污染物排放，就是一个这样的例子。