查询词典 bt

Transgenic Bt-cry1Ac cotton ; pollen ; Apis mellifera ; growth and development ; enzyme activity

转Bt-cry1Ac基因棉花；花粉；意大利蜜蜂；生长发育；酶活性

More specifically, our analyses show that Bt cotton has become a source of mirid bugs and that their population increases are related to drops in insecticide use in this crop.

经基因工程改造的可抒发来自苏云金芽孢杆菌蛋白的农作物每每被称作Bt作物，这些作物可增加农作物的产量并同时降低虫害以及对其它杀虫剂的需求。

With the more comprehensive use of BT biotic pesticidal, silkworm bacterial toxicosis threntened the development and safety of sericulture in our country.

而随着BT制剂的广泛应用，家蚕卒倒病越来越严重地威胁着我国的蚕业生产。

Since the first reported field population of Plutella xyllostella become less sensitive to Bt, the number has reache...

自1985年Mcgaughey首次报道小菜蛾田间种群对Bt产生抗性以来，已报道有150多种害虫产生抗性。

Separata is higher than H. armigera. 130kD Bt pro-toxin is decomposed by mid-gut juice in 37℃ and 30min and 60 min , 60kD toxin can be got by H.

Bt CrylAcE毒素为许多分子量约为60kD的毒性肽组成，且各组分均具有生物活性，而非某一种组分单独起毒杀昆虫的作用。

Armigera and Mythimna separata, and only the sample of gut can hybridize with Bt Cry1AcE toxin.6 Many membrane proteins can be got by dissoluted in H.

棉铃虫和粘虫肠部组织APN活性高于其他组织，并且只有肠部组织才与Bt CrylAcE毒素有结合。

Supersweet maize ; Bt gene ; Ovary injection transformation;

超甜玉米； Bt基因；子房注射法转化

The crystallization behavior of polyethylene terephthalate ; random poly (ethylene/tetramethylene terephthalate) P (ET/BT ; poly (ethylene terephthalate/ isophthalate) P (ET/EI and poly (ethylene terephthalate/adipate) P (ET/EA copolyesters; and block polyethylene terephthalate/polyethylene glycol and polyethylene terephthalate/polytetramethylene glycol were studied by DLI ; DSC; WAXD; PLM and IR technique.

本文通过缩聚反应合成了不同分子量的聚对苯二甲酸乙二酯；聚对苯二甲酸酯P(ET／BT、聚（对苯二甲酸／间苯二甲酸）乙二醇酯P(ET／EI和聚乙二醇酯P(ET／EA等系列的无规共聚酯以及PET／PBG和PET／PEG等系列的嵌段共聚酯，并采用DLI、DSC、WAXD、IR和NMR等实验技术着重研究了它们的结晶行为与共聚酯的序列结构。

The crystallization behavior of polyethylene terephthalate ; random poly (ethylene/tetramethylene terephthalate) P (ET/BT ; poly (ethylene terephthalate/ isophthalate) P (ET/EI and poly (ethylene terephthalate/adipate) P (ET/EA copolyesters; and block polyethylene terephthalate/polyethylene glycol and polyethylene terephthalate/polytetramethylene glycol were studied by DLI ; DSC; WAXD; PLM and IR technique.

中文题名PET及其共聚酯的结晶行为副题名外文题名 The crystallization behavior of PET and its copolyesters 论文作者边界导师封麟先叶胜荣教授学科专业高分子化学与物理研究领域\研究方向学位级别博士学位授予单位浙江大学学位授予日期2001 论文页码总数10，159页关键词聚对苯甲酸乙二酯聚酯结晶馆藏号BSLW /2003 /O633 /1 本文通过缩聚反应合成了不同分子量的聚对苯二甲酸乙二酯；聚对苯二甲酸酯P(ET／BT、聚（对苯二甲酸／间苯二甲酸）乙二醇酯P(ET／EI和聚乙二醇酯P(ET／EA等系列的无规共聚酯以及PET／PBG和PET／PEG等系列的嵌段共聚酯，并采用DLI、DSC、WAXD、IR和NMR等实验技术着重研究了它们的结晶行为与共聚酯的序列结构。

The unapproved Bt cotton varieties were produced in violation of international and national rules and regulations.

生产种植未经批准的Bt棉品种的行为也违背了国际的基本规则和条例。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。