这些技术包括辨认甘薯根内病毒的新方法以及扩大经改良无病毒作物品种的更好方法。
The techniques included new methods to identify viruses in sweet potato roots, and better systems for multiplying improved virus-free plant varieties.
脱毒甘薯是生物技术与病毒学技术相结合的产物。
Virus - free sweet potato and virology biotechnology product of the combination of technologies.
甘薯种质资源的大田种植保存面临着严重的病毒感染以及病虫害、自然灾害的影响。
When germplasm materials of sweetpotato plant in the field, they confront with serious infection of virus, influence of pest and natural disaster.
甘薯种质资源的大田种植保存面临着严重的病毒感染以及病虫害、自然灾害的影响。
When germplasm materials of sweetpotato plant in the field, they confront with serious infection of virus, influence of pest and natural disaster.
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