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Geminiviruses infecting Ageratum conyzoides and Stachytarpheta jamaicensis were identified with molecular data in this paper.5 virus samples collected from Ageratum conyzoides and Stachytarpheta jamaicensis in Hainan were detected with triple antibody sandwich ELISA and PCR, results showed all the virus samples were infected by whitefly-transmitted geminiviruses.

本研究对侵染胜红蓟和假马鞭的双生病毒进行了分子鉴定,并获得如下结果:利用三抗体夹心ELISA及PCR检测的方法对采自海南的胜红蓟和假马鞭的5个病样进行了检测,表明均为粉虱传双生病毒。

Malathion resistance of brown planthopper was selected in laboratory and the successive changes in carboxy-lesterase and AChE were also analyzed.

对室内筛选褐飞虱Nilaparvata lugens Stal对马拉硫磷抗性及羧酸酯酶、乙酰胆碱酯酶的连续变化进行了研究。

Last year Joe Munyaneza, an entomologist at the Yakima Agricultural Research Laboratory in Washington state, found that tubers from plants exposed to these insects showed typical zebra-chip symptoms, while those from unexposed plants had none.

去年,华盛顿州雅基马农业研究实验室的昆虫学家乔·蒙耶尼沙发现,受木虱为害的马铃薯植株,块茎会出现典型的"斑马片"症状,而未受害植株,块茎没有这种症状。

Compared the sequences of rRNA genes in A. pernyi with that of other insect mtDNA, the 16SrRNA genes are longer except for B. mori and B. mandarina, and equal to A. mellifera; the 12S rRNA genes are shorter except for T. imagines, and equal to H. macropus.

柞蚕线粒体DNA编码的16SrRNA较长,比家蚕和野桑蚕的小,但仅差几个bp,与蜜蜂相近,而长于其他所比较昆虫。12SrRNA则较短,仅长于蓟马,与咬虱相近,而短于其他昆虫。

Is an overseas Chinese students the creation of high-tech companies, with the Agriculture Department of Shandong Province, Shandong Agricultural University, Shandong Provincial Academy of Agricultural Sciences Institute of perennial cotton cooperation, mainly the development of prevention and treatment MIRIDAEó, Trialeurodes vaporariorum, thistle Ma crust mites and other insect pest problems products.

济南好榜样生物科技有限公司是一家海外留学人员创立的高新技术公司,与山东省农业厅,山东农业大学,山东省农科院棉花研究所常年合作,主要开发防治盲蝽蟓,白粉虱,蓟马硬壳虫螨类等疑难虫害的产品。

推荐网络例句

Fancy gold-plated dangling earrings with facetted White Opal crystals.

花式镀金悬垂耳环与facetted白欧泊水晶。

This essay chooses the study aim from biology teachers in middle school in Shi Jiazhuang which tells us that most of the middle school biology teachers in Shi Jiazhuang have the"burnout", lower successfulness, individualize.

本文选取石家庄市初中生物教师作为研究对象,运用问卷调查的方法对石家庄市初中生物教师职业倦怠的现状进行调查,调查结果发现,石家庄市初中生物教师这一群体普遍存在职业倦怠,情感枯竭程度偏高,成就感偏低,去个性化程度最为严重。

In measurements of a day,generallyspeaking,the photosynthesis of birch in mesophytic habitat is better than that in xerophytichabitat(peak values are 12.8,10.33μmolCO2m-2s-1 respectively);that of sexual birch inmesophytic habitat is better than that of clone birch(peak values are 9.87,6.71μmolCO2m-2s-1respectively);that of young tree is better than that of seedling(peak values are12.37,10.05μmolCO2m-2s-1 respectively).

在一天中的各个时刻,总体说来,中生生境生长的白桦光合作用超过旱生生境生长的白桦光合作用(净光合速率峰值分别为12.8、10.33μmolCO2m-2s-1);白桦幼树的光合作用超过白桦幼苗(净光合速率峰值分别为12.37、10.05μmolCO2m-2s-1);中生生境有性白桦的光合作用超过无性白桦的光合作用(净光合速率峰值分别为9.87μmolCO2m-2s-1、6.71μmolCO2m-2s-1)。