查询词典 tristeza

Citrus tristeza disease caused by Citrus tristeza virus is one of the most destructive and economically important diseases of commercial citrus worldwide.

由柑橘速衰病毒(Citrus tristeza virus，CTV)引发的柑桔速衰病是全世界柑桔生产中破坏力最强、经济意义最为重要的病害之一。

In order to clear the aphid and Citrus tristeza disease epidemiology, in this research, to determine the dominant stocks of aphid on citrus by investgatting the occurrence and the damage of the aphids; to clear the relation of aphids and citrus tristeza disease epidemic by analysissing the identity and the efficiency of T.

为了解蚜虫与CTV流行的关系，本试验通过调查柑桔蚜虫的发生与为害，明确柑桔蚜虫的优势种群；就橘蚜传播柑桔衰退病的传毒特性、传毒率、影响传毒率因素等的分析，明确蚜虫在柑桔衰退病流行中的作用；以及对带毒橘蚜体内的CTV分子生物学检测。

The main varieties of citrus crop in Fujian were Ponkan,Fuji mandarin and Xuekan which possessed resistivity to Tristeza,Exocortis and Tatter-leaf. Therefore,Ponkan,Fuji mandarin and Xuekan grafted on self-stock which were infected by Tristeza,Exocortis and Tatter-leaf did not result in a great loss of production.

福建省柑桔的主栽品种是芦柑、雪柑和福桔，它们对衰退病、裂皮病和碎叶病具有一定的抗性，所以这3种病原的混合侵染对本砧的柑桔生产没有造成严重的危害。

Researches on aphid and epidemic of CTV are of great importance to the control of Citrus Tristeza disease.

开展蚜虫与柑桔衰退病流行关系的研究，对CTV的防治具有极为重要的作用。

Preliminary study on molecular characterization of 11 isolates of Citrus tristeza virus.

柑桔衰退病毒分离株分子特征初步研究。

A non-back-ground reaction Western blot procedure for using polyclonal antibodies to study the proteins of citrus tristeza virusCTV was developed.

本文利用多克隆抗体发展了一种无背景的Western blot技术并用于研究柑桔速衰病毒CTV的蛋白。

There are citrus Huanglongbing,Tristeza,Exocortis and Tatter-leaf of the graft-trans-missible diseases occurred in the citrus-producing areas in Fujian.

已知在福建省柑桔产区发生的由嫁接传染的病害有黄龙病、衰退病、裂皮病和碎叶病。

This study was conducted to investigate the CP/HinfⅠRFLP groups and molecular characterization of citrus tristeza virus isolates found in wild Chinese citrus plants.

了解中国野生柑橘上携带柑橘衰退病毒分离株的CP/HinfⅠRFLP组群构成和分子特征。

In order to establish a quick and reliable identification system for the main Citrus viruses, total RNA was isolated from the sampled trees showing typical symptoms of Citrus tristeza virus, Citrus exocortis viroid and Citrus tatter leaf virus for RT-PCR analysis.

为建立主要柑橘病毒病准确、快速的分子检测体系，在表现柑橘衰退病、柑橘裂皮病和柑橘碎叶病典型症状的病树上采叶样提取总RNA进行反转录聚合酶链式反应分析。

Hybridomas are prepared by the fusion of mouse myeloma cells,cell line P_3-X63-Ag8.653,and spleen cells from BALB/C mice immunized with partially clarified and concentration sap from Citrus tristeza virus infected citron.

以感染枸橼的柑桔速衰病毒(Citrustristeza virus，CTV)的部分纯化制备物和浓缩的感染组织粗浸出液免疫BALB/C小白鼠后获得的脾脏细胞，与鼠骨髓瘤细胞株P3-X63-Ag8.653融合制备了杂交瘤细胞。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。