马铃薯种源芯片，由脱毒组培苗在温室防虫隔离条件繁育，病毒几乎为零，品种纯度高，无土传病害，薯粒小巧，专用于扩繁原种，种性强健，从源头抑制种薯退化

Virus‑free mini‑tubers propagated from tissue‑cultured seedlings under isolated conditions. High purity, the original seed source for breeder‑seed multiplication, effectively slowing seed‑potato degeneration.