高产优质夏大豆新品种南夏豆38的选育及栽培技术要点

Breeding and Cultivation Technology of High-Yield and High Quality New Summer Soybean Cultivar Nanxiadou 38

南夏豆38是南充市农业科学院于2004年以南农502为母本,南夏豆25为父本进行有性杂交选育而成的高产优质夏大豆新品种。2017—2018年参加长江流域夏大豆晚熟组联合鉴定试验,2年平均产量为2880.7 kg/hm^(2),较对照品种南农99-6增产0.8%,居参试品种第1位。2018—2019年参加四川省夏大豆晚熟组区域试验,2年平均产量为2295.77 kg/hm^(2),较对照品种南夏豆25增产20.6%。2020年参加四川省夏大豆晚熟组生产试验,平均产量为2044.33 kg/hm^(2),较对照品种南夏豆25增产14.1%。该品种早熟、高产、品质优良、宜机收,平均粗蛋白含量为42.6%,平均粗脂肪含量为21%。2021年通过四川省农作物品种审定委员会审定,审定编号为川审豆20210002。

Nanxiadou 38 was a new summer soybean with high-yield and high quality cultivar bred by Soybean Institute of Nanchong Academy of Agricultural Sciences through sexual hybridization with Nannong 502 as the female parent and Nanxiadou 25 as the male parent.From 2017 to 2018,it participated in the joint identification tests of the late maturing group of summer soybean in the Yangtze River basin.The average yield of the two years was 2880.7 kg/hm^(2),which was 0.8%higher than the control cultivar Nannong 99-6.From 2018 to 2019,it participated in the regional trial of late maturing summer soybean group in Sichuan Province.The average yield of the two years was 2295.77 kg/hm^(2),which was 20.6%higher than the control cultivar Nanxiadou 25.In 2020,it participated in the production trial of late maturing summer soybean group in Sichuan Province,the average yield was 2044.33 kg/hm^(2),which was 14.1%higher than the control cultivar Nanxiadou 25.Nanxiadou 38 was a early-maturing soybean cultivar with high-yield and high quality and suitable for mechanized harvesting.The average crude protein content was 42.6%,and crude fat content was 21%.In 2021,it passed the approval of Sichuan Crop Variety Approval Committee,and the approval number was Chuanshendou 20210002.