特大粒１号大豆属中晚熟品种 ,生育期１０５天左右 ,适于在江浙一带做春、夏、秋三季种植 ,在黄淮、京、津一带做春、夏两季种植。如繁种 ,江浙一带秋播为佳 ,京津一带晚夏播（７月１日 -１５日播种）效果更好。干籽粒 :每亩可产１２０-１５０公斤 ,鲜毛豆亩产可达２５０公斤以 The extra large and medium maturing varieties of soybean No.1 are suitable for growing in spring, summer and autumn in Jiangsu and Zhejiang Provinces, and are planted in spring and summer in Huanghuai, Beijing and Tianjin. Such as variety, autumn and winter in Jiangsu and Zhejiang is better, late summer sowing in Beijing and Tianjin (July 1 -15 days sowing) better. Dry seeds: 120-150 kg per acre can be produced, fresh sow per mu up to 250 kg