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１ 前 言 南昌市地处江西省中部，春秋两季气候凉爽，无霜期短，适合于马铃薯生长发育，近年来随着结构调整和避洪农业的发展，尤其是随着脱毒马铃薯的推广种植，马铃薯生产发展较快，种植面积逐年增加，为满足广大群众对优良品种的迫切需求，我所于１９９９年承担了江西省科委
1 Introduction Nanchang is located in the central part of Jiangxi Province. It has a cool climate and short frost-free period in spring and autumn. It is suitable for the growth and development of potato. In recent years, with the development of structural adjustment and evacuation of agriculture, especially with the popularization and cultivation of virus-free potato, The rapid development of production, planting area increased year by year, in order to meet the urgent needs of the masses of fine varieties, I in 1999 in Jiangxi Province Science and Technology Commission