The nuclear 28S rDNA sequence has been widely used in higher phylogenetics of arthropod, but has seldom been applied to Acari.

核醣體28S rDNA序列已廣泛應(yīng)用於節(jié)肢動物高階的親緣分析人人摸一人人操，但在蟎蜱的應(yīng)用上卻仍罕見。

In this study,~3000 bp of 28S rDNA sequences from nine tetranychids, two tenuipalpids and two acarid mites were used to probe the essence of this gene and its applicability to the delineation of phylogenetic relationship of these species.

本文分析9種葉蟎国产91在线看片网址、2種擬葉蟎及2種根蟎28S rDNA約3000個核苷酸的序列特性国产亚洲精品ⅴa在线观看，并評估此基因在蟎蜱高階親緣關(guān)系的應(yīng)用。28S rDNA序列在蟎蜱的變異并不是逢機的偷拍偷窥，其核心區(qū)段變異較其兩側(cè)的展延區(qū)小亚洲人成人网站在线观看，且分類關(guān)系離越遠(yuǎn)其序列差異就越大。

Hapten of chlorpyrifos was synthesized and the structure was identified.

本文合成毒死蜱的半抗原并對其進(jìn)行了結(jié)構(gòu)鑒定特级激情AAA片。

Using the addition method of index in aquatic toxicity, compared the acute and joint toxicity of methyl parathion and chlorpyrifos to Skeletone macostatum Cleve .

e# 采用水生毒理聯(lián)合效應(yīng)相加指數(shù)法欧美熟妇性XXXX交20p，比較了有機磷農(nóng)藥甲基對硫磷和毒死蜱的單劑和混合劑對中肋骨條藻的急性毒性和聯(lián)合毒性。

The suggestions on prophylaxis and control of haemaphysalis conicinna have been proposed in the light of the results above.

依據(jù)上述結(jié)果提出了防控嗜群血蜱的建議乱论强奸欧美。

Xian shengwenh视频一区二区、Chen dalin、Wen xincheng etc,The investigation and prevention and treatment of haemaphysalis conicinna of Bazhong,Sichuan.

2〕鮮升文搞女人的B黄色AA毛片AA，陳大林91成a人片在线观看无码，文興誠等。四川省巴中市嗜群血蜱的調(diào)查與防治人人妻人人澡人人爽精品欧美一区。

Objective:To investigate the distribution of Ixodes persulcatusand the relation with Lyme disease.

目的：了解長白山區(qū)萊姆病傳播媒介-全溝硬蜱的地理位置粗暴大黑鳮巴视频欧美中文、分布及其病原攜帶情況。

Chlorpyrifos residue in soil uptaken by spinach (Spinacia oleracea L.spinach) was studied with pot experiment.

采用盆栽法研究菠菜(Spinacia oleracea L.spinach)對土壤中毒死蜱的吸收情況国产色色色视频。

Currently the principal tick control method is the application of acaricides. This approach is, however, associated with a number of disadvantages such as chemical pollution of the food chain and the environment as well as the quick development of resistance against acaricides by ticks.

現(xiàn)在色色社区五月，對蜱的控制方法主要是化學(xué)藥物應(yīng)用，但隨著蜱耐藥性的產(chǎn)生以及環(huán)境污染和藥物殘留等嚴(yán)重公共衛(wèi)生問題的出現(xiàn)迫使人們尋求防治的新途徑无码A片黄在线观看网址。

In the case of Lyme disease, human contact occurs through the bite of an insect vector, the tick carrying the bacteria, that usually resides harmlessly in white-footed mice or deer.

在萊姆病病例中亚欧大尺度无码视频在线观看，人類通過攜帶致病菌的動物傳播媒介蜱的叮咬而發(fā)生接觸，這些蜱通常無害地寄生于白足小鼠或鹿的身上。