However,There are many problems dampering the potato-processing,revaluation and market,such as potato seed promiscuous degereration,the unreasonable structure of varity,lacking of special-purpose varity,the long time of renewal and so on.
然而,目前生产中存在马铃薯种薯混杂退化、品种结构不合理、专用品种缺乏、更新换代时间长、速度慢等问题,严重地制约了马铃薯生产、加工、产品升值和市场占有份额。
参考来源 - 宁南山区脱毒马铃薯繁育推广体系建设现状及发展对策·2,447,543篇论文数据，部分数据来源于NoteExpress
The major and efficient way to promote potato yield and control the degradation of potato seed tubers in the world is to use the virus-free seed tubers propagated via shoot meristem culture.
采用茎尖分生组织培养脱毒，繁殖、使用脱毒种薯是目前世界上解决种薯退化、提高单产的有效和主要途径。
So it was necessary to use virus-free potato plants to produce virus-free seed potato through stem-tips tissue cultivation.
利用茎尖组织培养便可获得无毒或不带某些病毒的植株，进而生产脱毒种薯。
There are tea seed oil, radish slices, dried sweet potato and so on, will go up and sing a song.
还有油茶籽、萝卜片、番薯干等等，也会走上去唱一曲。
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