甘薯是无性繁殖作物 ,一旦感染了病毒便会在体内累积 ,使病情逐年加重 ,最终造成薯块的产量和品质的严重下降。因此 ,利用组织培养手段除去病毒、繁殖种苗的技术越来越受到人们的重视。为使这项技术能更好地在农业生产中发挥作用 ,本文综合国内各单位的先进技术和经验 ,对生产 Sweet potato is a vegetative propagation of crops, once infected with the virus will be accumulated in the body, so that the disease increased year by year, eventually resulting in a serious decline in potato yield and quality. Therefore, the use of tissue culture to remove viruses, breeding seedlings technology more and more people’s attention. In order to make this technology better play a role in agricultural production, this article combines the advanced technology and experience of various domestic units,