攀枝花市马铃薯优质新品种引进筛选试验

Introduction and Screening of New Potato Varieties with High Quality in Panzhihua City

为筛选适宜攀枝花市高寒冷凉地区适宜发展的较优马铃薯品种(系),引进6个马铃薯新品种(系),试验测定马铃薯新品种(系)的丰产性、抗逆性和块茎品质等性状。结果表明,新品系‘S04-921’对早、晚疫病抗性强;总淀粉、直链淀粉和蛋白质含量高,产量34536 kg/hm^(2),较对照‘米拉’增产10074 kg/hm^(2),增幅41.18%。‘云薯304’产量27085 kg/hm2,较对照‘米拉’增产2623 kg/hm^(2),增幅为10.72%,对早、晚疫病抗性强,是一个鲜食和薯片加工兼用型品种。

Six new potato varieties(lines)were introduced,and the yield,disease resistance and tuber quality were tested in order to select the potato varieties(lines)suitable for development in the high and cold region of Panzhihua City.The new line‘S04-921’had resistance to early and late blight,high contents of total starch,amylose and protein,and its yield was 34536 kg/ha,which is 10074 kg/ha higher than that of the control‘Mira’,an increase of 41.18%.The yield of‘Yunshu 304’was 27085 kg/ha,which is 2623 kg/ha higher than that of the control‘Mira’,with an increase of 10.72%.‘Yunshu 30’had resistance to early and late blight,and is a variety for both fresh consumption and chip processing.