甘肃省中部地区马铃薯品种演变与良种推广

Variety Evolution and Improved Variety Extension of Potato in Central Gansu Province

马铃薯生产是甘肃省中部地区经济支柱产业,良种推广则是产业发展的首选措施。通过对建国以来甘肃省中部地区“家家种田,户户留种”时期、“四自一辅”时期、“四化一供”时期、种子产业化时期和现代种业发展时期5个阶段马铃薯品种演变和良种推广历程的回顾,分析了影响马铃薯良种推广的因素、当前马铃薯良种推广中存在问题,对今后该地区马铃薯良种推广前景做了4点展望,以期为当地马铃薯良种推广提供参考,促进当地马铃薯产业持续健康发展。

Potato production is the pillar industry in central regions of Gansu Province,and the extension of improved varieties is the first choice for industrial development.By reviewing the evolution of potato varieties and extension of improved potato varieties in five stages in central Gansu Province since the founding of the People's Republic of China,namely,the period of"every family cultivates fields and every household keeps seeds",the period of"four selves and one help",the period of"four modernizations and one supply",the period of seed industrialization and the period of modern seed industry development,the factors affecting the extension of improved potato varieties and the existing problems were analyzed,and the prospects for the extension of improved potato varieties in this area in the future were prospected at four points,with a view to providing references for the promotion of local improved potato varieties and promoting the sustainable and healthy development of the local potato industry.