高油高产大豆新品种新大豆12的选育

Breeding Report of High-oil and High-yield Soybean Variety Xindadou 12

新大豆12是由新疆农垦科学院分子农业技术育种中心与东北农业大学联合以北丰9号为母本，美选1号为父本经有性杂交选育而成。2007-2008年参加新疆大豆品种区域试验，平均产量3886．5kg·hm^-1，较对照绥农14增产4．72％；2008年参加新疆大豆品种生产试验，平均产量3666．0kg·hm^-1，较对照绥农14增产10．22％。其主要特点是高油（22％）、高产，适于新疆北疆中早熟区种植。

New soybean variety Xindadou 12 ,derived from Beifeng 9 × Meixuan 1 ,was selected by Center for Molecular Agrobiotechnology and Breeding, Xinjiang Academy of Agricultural and Reclamation Science and Northeast Agricultural University and released by Crop Variety Approval Committee of Xinjiang Uygur Autonomous Region in 2009. The yield in regional trials during 2007-2008 and production test in 2008 were 3 886.5 and 3 666.0 kg·ha^-1 ,increased by 4.72% and 10.22% than control cuhivar Suinong 14, respectively. Main characters of Xindadou 12 were high oil content（22% ）and high yield. The cultivar is suitable for growing in medium ripen area of North Xinjiang.