查询词典 maize

This study showed that the foreign gene has integrated into maize genome and the shoot apical point of maize as receipt sporophyte in transformation was feasible and high efficient.

初步证明外源基因已经整合到玉米基因组中，以玉米茎尖作为受体孢子体的转化系统用于基因转化是可行、高效的。

In order to understand nitrogen accumulation and distribution in sweet maize variety with high fresh ear and kernel yield, explain the genotypic differences of N accumulation and distribution at different growth-phases and their effects on yield formation and N utilization efficiency, 22 sweet maize (Zea mays L . saccharata Sturt ) varieties released in recent years in China were planted and their N accumulation and distribution amount at jointing stage, silking stage and fresh stage under the same nitrogen level were studied.

为了解甜玉米高产品种氮素积累和分配的规律，阐明不同生育阶段氮素积累和分配的基因型差异，及其对产量形成及氮素利用效率的作用，分析了22个甜玉米品种在同一施氮水平下拔节期、开花期和鲜食期的植株氮素积累量和分配量。

The phenomena of Barren Ear Tip of maize occurs when kernels on the tip of maize ear failed to form or unfertile.

玉米果穗顶部不能形成种子或部分种子败育而导致秃尖，秃尖受遗传影响较大，并对光合作用的依赖性很强。

The characteristics of maize embryo are important agronomic traits of maize, which are mainly measured by hand.

玉米胚部特征是重要的农艺性状之一，目前主要通过手工方法进行测量。

In establishing DNA fingerprinting of maize variety and their parents and selecting primers, the inner-gene marker of important agronomical traits or their close-linked markers should be the best choice, in order to improve the accuracy and validity of hybrid purity identification. The best technology system of maize fingerprinting has been built in our study.

提出在构建玉米杂交种与亲本的DNA指纹图谱、筛选SSR引物时，尽量选择重要农艺性状的基因内标记或与其紧密连锁的标记，从而增加杂交种纯度及真伪辨别的准确性和有效性，经多次反复摸索建立了最佳技术体系。

Our study designed two pairs of specific primers and cloned two molecular weight of 63ku from Schizaphis graminum, and Rhopalosiphum maize utilizing PCR technique and have done the prokaryotic expression, the main results are as follows:(1)Amplified the Buchnera groEL of Schizaphis graminum, and Rhopalosiphum maize Yangling Biotype at first time all over the world ,and sequenced the full lenghth gene.

本研究设计了特异性引物，利用PCR技术从玉米蚜和麦二叉蚜中克隆出蚜虫Buchnera groEL基因并进行原核表达研究，主要结果如下：(1)从杨凌生物型玉米蚜和麦二叉蚜中在国内外首先扩增出Buchnera groEL基因，测定了全长基因序列，并对相关的同源基因核苷酸进行了比较。

In this study,using immunohistochemistry we investigated the expression patterns of maize genes homologous to human p53 and c-myc during caryopsis development stages in maize.

利用免疫组织化学方法探测了与人类p53和c-myc基因同源的玉米基因在玉米颖果发育过程中的时空表达模式。

The pathogens of maize gray leaf spot, Cercospora zeae-maydis, overwinteres in maize debris positioned on the soil surface under the arid condition and do not survive in leaf tissue buried below the surface.

玉米灰斑病病原菌在干燥条件下，能够在地表的病残体上安全越冬。

The role of nitric oxide in abscisic acid-induced antioxidant defense in leaves of maize plants was investigated. Treatments with SNP or ABA enhanced the activities of chloroplastic, apoplastic and total superxide dismutase, catalase, glutathione reductase and ascorbate peroxidase in leaves of maize plants.

用硝普钠和ABA处理玉米幼苗，结果显示，ABA和SNP均增强了玉米叶片中抗氧化酶SOD、CAT、GR和APX的活性；激光共聚焦显微检测显示，ABA能够诱导叶片中NO的合成；NO清除剂PTIO和合成抑制剂L-NAME预处理阻断了ABA诱导的抗氧化酶活性的上升及NO的合成。

a studies of the drought-resistant identification on nine types(18 maize varieties) in condition of simulated drought stress were tested though 3 agronomical indexes such as relative germination frequency, root dry weight, leaf water content, the subordinate fuzzy function was used to evaluate compressively the drought resistance of the eighteen maize varieties.

玉米是我国三大粮食品种之一，每年种植面积达到2500万公顷左右，主要分布在东北、华北及西南、西北等一部分地区，而我国干旱、半干旱地区（包括华北、西北、内蒙古和青藏高原等地区）主要分布在这一带，约占全国土地面积的二人之一[1]。因此，对玉米抗旱性研究是提高其产量的一个行之有效的途径。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了