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引言马铃薯属于无性繁殖的作物,利用块茎做种。在繁殖过程中容易罹病、感毒、导致种薯退化,甚至丧失种
Introduction Potato is a vegetative crop that uses tubers as a seed. During the breeding process, it is easy to get sick and feel poisonous, resulting in the degeneration and even loss of seed