高产早熟大豆新品种盐豆2号的选育

Breeding of High-Yield and Early Maturing Soybean Cultivar Yandou 2

盐豆2号是由江苏沿海地区农业科学研究所以中黄41为母本,桂春1号为父本进行有性杂交,经混合选择法育成的早熟大豆新品种。2020—2021年参加江苏省淮北夏大豆区域试验,2年平均产量为2940.4 kg/hm^(2),较对照品种徐豆13平均增产5.3%。2022年参加江苏省淮北夏大豆生产试验,平均产量为3280.6 kg/hm^(2),较对照品种徐豆13平均增产6.3%。该品种早熟、高产、性状稳定、抗病性强、品质优,适宜江苏地区夏播种植。2023年通过江苏省农作物品种审定委员会审定,审定编号为苏审豆20230017。

Yandou 2 was a new early maturing soybean cultivar,which was bred by Jiangsu Coastal Agricultural Science Research Institute through sexual hybridization and bulk-population selection method with Zhonghuang 41 as the female parent and Guichun 1 as the male parent.From 2020 to 2021,it participated in the regional trial of summer soybeans in Huaibei of Jiangsu Province,the average yield in two years was 2940.4 kg/ha,which was 5.3%higher than that of control cultivar Xudou 13.In 2022,it participated in the summer soybean production trial in Huaibei of Jiangsu Province,the average yield was 3280.6 kg/ha,which was 6.3%higher than that of control cultivar Xudou 13.This cultivar had early maturity,high-yield,stable traits,strong disease resistance,and excellent quality,making it suitable for summer planting in Jiangsu region.In 2023,it passed the approval of Jiangsu Crop Variety Approval Committee,and the approval number was Sushendou 20230017.