- 更多网络例句与蜱的相关的网络例句 [注:此内容来源于网络,仅供参考]
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The objective of this course is to introduce basic knowledge of the Acari, Major content includes the morphological characteristics, population ecology, injury and damage,economic importance as well as the control methods of the Acari, under the principle of integrated pest management.
本课程主要介绍蟎蜱的外部形态、内部构造、族群生态及重要蟎蜱之分类,与植食性蟎类对作物所引起之为害特徵,及经济有效的综合管理方法。
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The objective of this study was to optimize the composition of enzyme protectant of chlorpyifos-biodegradation fungi and determine its stability.
优化毒死蜱高效降解酶液保护剂组成配方,明确其在不同条件下降解毒死蜱的稳定性。
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The effect of sodium hypochlorite on degradation of chlorpyrifos in water and in the elimination of chlorpyrifos residue on pakchoi was studied.
研究了不同pH值下,不同浓度次氯酸钠溶液对水中毒死蜱的降解作用以及对小白菜中毒死蜱残留的去除效果。
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The total RNA was abstracted from the larvae of Boophilus microplus, and a 1982bp Bm86 gene was amplified by RT-PCR. The target gene was subcloned into T vector. The sequencing showed that the nucleotide sequence of the cloned Bm86 gene shared 97.4% homology with the data published in and this fragment contained the complete open reading frame of Bm86 gene.
为了克隆微小牛蜱Bm86 基因及构建该基因的表达载体,以微小牛蜱饥饿幼蜱的破解物提取的总RNA为模板,参照已发表的微小牛蜱Bm86基因的核苷酸序列,设计了1对引物,采用RT-PCR技术获得微小牛蜱Bm86基因;将Bm86基因克隆入载体,并进行序列分析,结果证明,克隆的Bm86基因序列与GenBank上登录的Bm86基因序列的同源性达97.4%,而且该序列包含完整的开放阅读框。
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Of the free tick, Hyalomma asiaticum asiaticum was the dominant species in the southern part while Hyalomma asiaticum kozlovi was the dominant species in the eastern part.Both of them accounted for about 66.9% and about 25% was overlapped. Among the parasitic ticks, Rhipicephalus turanicus was the dominant species and its proportion was higher than that in the northwest.The proportion of Rhipicephalus sanguineus reached about 10%,which was identical to Dermacentor niveus .
游离蜱中亚洲璃眼蜱指名亚种在南部地区占主要地位,为72.6%,而在东部地区以亚东璃眼蜱为主,为66.9%,存在25%左右的交叉,寄生蜱中以图兰扇头蜱为主,并较西北部的比例偏高,血红扇头蜱的比例达10%左右,与银盾革蜱基本一致,较西北部高出20左右。
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For increasing our knowledge on the pathology of entomopathogenic nematodes to ticks, the changes of total protein level, esterase activity and esterase bands in the hemolymph of female Haemaphysalis longicornis Neumann after infection by the nematode Heterorhabditis bacteriophora E-6-7 (Hb E-6-7) were detected.
用嗜菌异小杆线虫Heterorhabditis bacteriophora E-6-7 (Hb E-6-7)感染长角血蜱Haemaphysalis longicornis雌蜱,测定感染后雌蜱血淋巴总蛋白含量、酯酶活性及酯酶同工酶的变化,以探讨昆虫病原线虫对蜱的致病机理。
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According to previous studies, the hosts —parasites immune interactions were investigated in rabbits following immunization with extracts from Ixodes sinensis basing on medical entomology, immunology, biochemistry, pathology and histochemistry and reported from the following eight fields
本研究在以往研究工作的基础上,首次选用我国江南地区具有重要医学和兽医学意义的优势蜱种:中华硬蜱的不同抗原对新西兰兔进行免疫接种,对宿主—寄生虫免疫相互作用从医学昆虫学、免疫学、生物化学、病理学、组织化学等不同方面进行研究,就以下8个方面首次进行报道。
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Sequences analysis indicated 26 unique cDNA sequences that encoded putative proteins showing similarities to HL35 antigen U, hlim3, heat shock protein, NADH dehydrogenase subunit 1 and calreticulin of H. longicornis, disulfide isomerase of Ambiyomma variegatum and Ixodes scapularis.
结果表明:在长角血蜱雌蜱唾液腺cDNA表达文库中获得26个长角血蜱免疫相关cDNA序列,其编码蛋白与长角血蜱HL35、黏附素hlim3假定蛋白、热休克蛋白、NADH脱氢酶、钙网蛋白以及杂色花蜱和肩突硬蜱的二硫异构酶等具有同源性。
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The effect of hydrocarbon chain of co-surfactant,chlorpyrifos solution content,chlorpyrifos content in oil,temperature,and water hardness were investigated by surfactant/cosurfactent/oil/water pseudo-ternary phase diagram to evaluate the factor effect in forming chlorpyrifos microemulsion.
为考察各因素对毒死蜱微乳液形成规律的影响,系统研究了助表面活性剂直链醇碳链长度、毒死蜱溶液含量、油相中毒死蜱的含量、温度及水质对表面活性剂/直链醇/毒死蜱溶液/水体系拟三元相图的影响规律。
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Four main radiolysis products of chlorpyrifos and two main radiolysis products of cypermethrin were determined by using gas chromatography tandem mass spectrometry analysis method.
4 kGy剂量辐射,毒死蜱的降解率在98%;12 kGy剂量辐射,氯氰菊酯的降解率在84%;通过GC/Ms分析得出4种毒死蜱主要辐解产物和2种氯氰菊酯主要辐解产物。
- 更多网络解释与蜱的相关的网络解释 [注:此内容来源于网络,仅供参考]
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Acarina:蜱螨目
生活史:蜱螨目 蜱螨目(Acarina)蜱螨类是蛛形纲(Arachnoidea)小型节肢动物,外形有圆形,卵圆形或长形等. 小的虫体长仅0.1mm左右,大者可达1cm以上. 虫体基本结构可分为颚体(gnathosoma),又称假头(capitulum)与躯体(id...蜱螨类是蛛形纲(Arachnoidea)小型节肢动物,
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Argasidae:软蜱科
计三科:软蜱科(Argasidae)、纳蜱科(Nuttalliellidae,只有一非洲种,罕见)和硬蜱科(Ixodidae). 后两科的种类统称硬蜱. 多数成体在15公厘以下,大的可达30公厘(1吋). 与蟎的区别是在第1足跗节有一感觉窝(哈勒氏器(Haller's organ)),
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Dermacentor variabilis:变异革蜱
Samish等将感染了边缘无浆体的牛红细胞接种于源自变异革蜱(Dermacentor variabilis)的蜱细胞系中,接种2h后,大多数的红细胞被蜱细胞吞噬,经过一代培养,在蜱细胞质中可见许多无浆体样的颗粒.
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Dermacentor nuttalli:草原革蜱
2.草原革蜱(Dermacentor nuttalli) 盾板有珐琅样斑,有眼和缘垛;须肢宽短,颚基矩形,足Ⅰ转节的背距短而圆钝. 是典型的草原种类,多栖息于干旱的半荒漠草原地带. 成蜱春季活动,幼蜱、若蜱夏秋季出现. 属三宿主蜱,一年一世代,以成虫越冬.
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Ixodes persulcatus:全沟硬蜱
1.全沟硬蜱(Ixodes persulcatus) 盾板褐色,须肢为细长圆筒状,颚基的耳状突呈钝齿状. 肛沟在肛门之前呈倒U字形,足Ⅰ基节具一细长内距. 是典型的森林蜱种,是针阔混交林优势种. 成虫在4~6月活动,幼虫和若虫在4~10月出现. 三宿主蜱,三年完成一世代发育.
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Ixodes pacificus:太平洋硬蜱
在加利福尼亚和俄勒冈为太平洋硬蜱(Ixodes pacificus). 散发病例可能是肩突硬蜱(Ixodes scapularis)或美洲花蜱(Amblymma americanum)传播的. 莱姆病在欧洲播散甚广,从法国到期堪的那维亚到前苏联,均以蓖籽硬蜱(Ixodes ricinus)为虫媒;
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ixodic:蜱的
ixodiasis 蜱病 | ixodic 蜱的 | ixodism 蜱病
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Ixodidae:硬蜱科
由蜘蛛纲蜱螨目 (Acarina)硬蜱科(Ixodidae)和软蜱科 (Argasidae)的各种蜱类寄生所引起的疾病. 蜱类寄生家畜体表吸吮 有的还分泌毒素 直接为害家畜 或作为媒介传播多种传染病和寄生虫病. 硬蜱比软蜱多见 对家畜的为害也更大.
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soft ticks:软蜱
硬蜱科的蜱种通称为硬蜱(hard ticks);软蜱科的蜱种通称为软蜱(soft ticks). 形态 成虫体分假头和躯体两部分. 躯体椭圆形,表皮革质. 未吸血时背腹扁平,体长2~10mm,雌性硬蜱饱血后有的可达30mm. 螯肢长杆状,外围螯肢鞘,
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tick paralysis:蜱瘫痪
有些硬蜱在叮刺吸血过程中唾液分泌的神经毒素可导致宿主运动性纤维的传导障碍 引起上行性肌肉麻痹现象 可导致呼吸衰竭而死亡 称为蜱瘫痪(tick paralysis)多见于儿童 如能及时发现 将蜱除去 症状即可消除 此病在东北和山西曾有人体病例报告