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The calli, derived from immature embryos, of the supersweet corn inbred line was transformed with the plasmid DNA containing Bt gene via the particle bombardment-mediated method. Through optimizing regeneration and rooting conditions in supersweet corn immature embryo culture, a stable, highly efficient plant post-transformation regenerating system has been established.

以超甜玉米幼胚为愈伤组织诱导外植体,利用基因枪法将苏云金杆菌杀虫蛋白基因转化胚性愈伤组织,通过优化再生和生根培养条件建立了稳定、高效的超甜玉米转基因再生成株体系。

The cuttings were treated with auxin IBA, IAA and NAA of different concentration with rapid soaking 5—10 seco...

结果表明,6月初用5000ppm浓度IBA处理的插穗生根率达80%,这种方法可用于生产。

Bank of India branch manager of M Carter said that while the country occupies a two worlds: the first is economic reform and social change have begun to take root base, economic growth has changed people's lives; another is that citizens have been almost completely Public services, employment opportunities and lose sight of a bright future.

世界银行印度分行的经理M·卡特说,这个国家同时占据着两个世界:第一个是经济改革和社会变化已开始生根立足、经济增长已改变人民生活;另外一个是,公民几乎完全被公共服务、就业机会和光明前景忽略。

Greenery takes hold in crevasses and other spots on a denuded mountain in the Santa Lucia Range.

绿色植物生根在裂隙和其他地点在一个光秃的西亚山脉。

Inocula containing PGPR are commercially available in the US for nursery production of horticultural crops.

含有促生根际细菌的接种剂在美国已经开始销售供应园艺植物苗圃生产。

Piano music has inosculated with the Chinese musical cultures since it transferred into China.

钢琴音乐自从在中国落地生根开始,便与中国悠久的音乐文化融合。

This study was based on exploring the methods of improving the germination rate, three experiment methods was included, the first one was inseminating seeds directly in the seedbed of greenhouse the second one was the germination temperature experiment, the process of the last one was: after soaking the seeds of Lagerstroemia indica with gibberellins, ABT and tap water for 12 hours, the germination of the treated seeds was tested at room temperature, 15℃, 20℃, 25℃ respectively.

利用3种试验方法探讨了紫薇种子发芽特性,一是直接在温室苗床内播种,二是进行发芽温度试验,三是利用赤霉素,ABT生根粉和自来水分别对紫薇种子进行12h浸种,再将浸种处理后的种子分别置于室温和15℃、20℃、25℃恒温箱内进行发芽试验。

When they shall rush in unto Jacob, Israel shall blossom and bud, and they shall fill the face of the world with seed.

来日雅各伯将生根,以色列要发芽开花,她的果实要布满地面。

At the same time ,the cap of filter paper was used for improving transformation ratio. Leaf discs were transferred onto the media MS+ NAA(1mg/L)+6-BA(3mg/L)+Km(30mg/L)for regeneration resistant selction. Shoots from selection medium were cultured on medium MS +NAA(1mg/L)+6-BA(3mg/L)+Km(50mg/L) for selection again,and then on the media 1/2MS+NAA(0.2mg/L)+IBA(0.2mg/L)+Km(25mg/L)for rooting selectin.

共培养后把叶盘转入MS+ NAA(1mg/L)+6-BA(3mg/L)+Km(30mg/L)培养基上进行分化筛选培养。30天后可分化出不定芽,把不定芽转到MS +NAA(1mg/L)+6-BA(3mg/L)+Km(50mg/L)培养基上进行抗性芽的筛选,转到1/2MS+NAA(0.2mg/L)+IBA(0.2mg/L)+Km(25mg/L)培养基上进行生根筛选。

IBA was the suitable auxins for rooting culture of Phalaenopsis.

IBA是蝴蝶兰生根适宜的生长素,最佳浓度为1mg/L。

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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)。