查询词典 Mosaic

At present, 667000 ha of soybean production area suffered with SCN, which is just next to soybean mosaic virus disease as the second-largest.

目前黑龙江省SCN发生面积达66.7万hm~2以上，是仅次于大豆花叶病毒病的第二大病害。

Hence, not only different pathogens and host types, but also the virus genetic diversity should be taken into consideration in sugarcane mosaic disease controlling and virus-resistance breeding.

因此，在甘蔗花叶病的防治和抗病毒育种工作中，除需注意病原的种类和寄主类型外，还应充分考虑病原种内的遗传多样性。

In order to find out how Sugarcane mosaic disease happened, expressive difference of gene about Badila which was virus free by way of tissue culture and Badila infected SCMV was studied by DD.

本研究以愈伤组织培养脱花叶病毒的果蔗Badila与未脱毒的果蔗Badila为实验材料，利用差异显示方法对其基因表达上的差异进行了研究，以期了解果蔗花叶病的发病机理。

The experimental results in greenhouse indicated that A.altissima and B.javanica had some certain therapeutic effect on tobacco mosaic disease caused by TMV.

结果：臭椿和鸦胆子提取物不仅能有效抑制TMV侵染，而且对TMV的增殖也有明显抑制作用，并对烟草花叶病具有较好的防治效果。

During 1995～1998,the author had made investigation about beet mosaic disease in the main productive region of beet in Xinjiang,191 samples were obtained and identified.

1995～1998年对新疆甜菜主产区甜菜花叶病的发生进行了调查，采集花叶标样191个，并对毒原种类做了分离鉴定。

It was shown that the epidemic of an extremely sever form of cassava mosaic disease in Uganda is not only associated with ACMV, but also associated with a new virus.

本文表明乌干达严重木薯花叶病流行不仅与非洲木薯花叶病毒有关，还与一种新病毒有关，这种新病毒由EACMV和ACMV基因组间重组产生。

In 1862, while working on tobacco mosaic disease at the Technical Institute in St Petersburg, Ivanovsky noticed that healthy plants could be infected with the sap of diseased tobacco platns.

同时，他还注意到患病植物的滤出液中含有微小的晶体颗粒，并认定这种颗粒就是该病的成因。

The aim of the study is to understand the effect of Tobacco etch virus on maize dwarf mosaic disease. In the net house, an experiment is carried out by means of artificial inoculation.

为了研究烟草蚀纹病毒(Tobacco etch virus， TEV)对玉米矮花叶病的预防效果，在防虫网室内，采用人工摩擦接种病毒的方法进行生物学试验，并用RT-PCR和实时荧光定量PCR技术对预防效果进行了检测。

A review on maize dwarf mosaic disease is presented,including its symptom,distribution,damage,host range,viral strain,viral transmission and control method.

介绍了玉米矮花叶病的症状、分布、危害、寄主范围、病毒株系、病毒传播及防治方法等方面的研究进展。

This kind of new virus is caused by recombination between ACMV and EACMV, and there could be a lot of types of recombinant hybrid virus; The cassava mosaic disease before the epidemic was caused by isolates of ACMV.

杂种病毒可能也存在多种类型，这是二个已知的植物病毒基因组重组产生新病毒的首次报道。同时表明乌干达严重木薯花叶病非流行区的木薯花叶病为ACMV引起。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。