甘薯种植多年后易积累病毒而导致品种退化目前生产上采用茎尖分生组织离体培养的方法快速繁殖脱毒的种苗以保证该品种的品质和产量水平这种通过分生 Template




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tomski甘薯种植多年后易积累病毒而导致品种退化目前生产上采用茎尖分生组织离体培养的方法快速繁殖脱毒的种苗以保证该品种的品质和产量水平这种通过分生 coloring