甘肃省定西市目前已建成以市旱农科研中心专用马铃薯脱毒种薯快速繁育中心为龙头的梯级繁育推广体系，引进繁育加工型优质专用马铃薯新品种３５个，网室扩繁原种基地达到１３０公顷，一级专用脱毒种薯扩繁基地达到３０００多公顷，加工型专用品种推广面积达７０００公顷，形成了年产组培脱毒微型种薯２０００万株、繁育脱毒微型种薯３０００万粒的规模，脱毒微型种薯生产能力占全国的７０％。
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