抗病毒机制 antiviral mechanism
The understanding of the resistance mechanism is of great importance to construct plants resistant to Ecc infection.
由于大白菜资源中缺少抗性材料，以及对植物抗病机制认识的匮乏，软腐病抗病育种一直是蔬菜育种的重大难题。
参考来源 - 结球白菜软腐病菌致病过程中基因表达序列标签（EST）分析Because Rhizoctonia solani is saprophytic fungus and has a extensive host range,it is difficult to use the traditional approach to find source of resistance. So far as no one has done deep research on resistant mechanism and genetics and breeding.
由于引起水稻纹枯病的立枯丝核菌(Rhizoctonia solani)具有强腐生性和广寄主范围,利用传统方法很难找到较高水平的抗源,给抗性研究带来一定的困难,因而目前国内外还未深入展开纹枯病的抗病机制和遗传育种研究。
参考来源 - 水稻纹枯病菌G蛋白β亚基基因的克隆与特性分析·2,447,543篇论文数据，部分数据来源于NoteExpress
与病毒相比，真菌、细菌弱致病菌及其诱导抗病机制的研究相对滞后。
The study of resistance mechanism induced by fungi and bacteria lagged behind that of virus.
植物抗病基因克隆研究对于抗病育种和抗病机制的理解具有重要意义。
Cloning of plant resistance gene is greatly helpful to crop resistance breeding and the insight of resistance mechanism.
由此说明离体筛选的水稻抗纹枯病突变体的抗病机制与一般抗性品种类似。
These results suggested that in vitro screened rice somatic mutants resistant to sheath blight had the similar resistant mechanism as general resistant varieties.
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