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冬小麦新品种武都19号选育报告

2020-04-01张援文李忠英宛亮刘治

甘肃农业科技 2020年3期
关键词:选育

张援文 李忠英 宛亮 刘治

摘要:冬小麦新品种武都19号以97-4-6-2-1-2为母本、98SF531-1-4-1(92R178/D599)为父本杂交,采用系谱法选育而成。在2013 — 2015年甘肃省陇南片川区组区域试验中,2 a 12点(次)平均折合产量6 766.5 kg/hm2,较对照品种兰天25号增产9.4%。在2015 — 2016年度甘肃省陇南片川区组生产试验中,平均折合产量5 653.5 kg/hm2,较对照品种兰天25号增产5.3%。生育期247 d,株高103.5 cm,穗长9.1 cm,穗粒数45.2粒,千粒重42.2 g。籽粒含粗蛋白(干基)152.7 g/kg、粗灰分(干基)24.5 g/kg、湿面筋287.5 g/kg、赖氨酸3.91 g/kg,沉淀值43.5 mL,容重805.5 g/L。经接种鉴定,苗期对混合菌表现免疫,成株期对供试菌系条中32号、水4、贵22-9及贵22-14及混合菌表现免疫,总体抗性表现优异。可在陇南市半山干旱、半干旱区、徽成盆地及低半山河谷川台地区和天水市甘谷、清水、麦积等地区种植。

关键词:冬小麦;新品种;武都19号;选育

中图分类号:S512.1        文献标志码:A       文章编号:1001-1463(2020)02-0046-03

Abstract:Wudu 19 is a new winter wheat cultivar, bred by pedigree method with 97-4-6-2-1-2 as female parent and 98SF531-1-4-1(92R178/D599) as male parent. In 2013 — 2015, the average yield in 2 a 12 sites(times) was 6 766.5 kg/hm2 and 9.4% higher than that of the check Lantian 25 in South Gansu Regional Trial. In 2015 — 2016, the average yield was 5 653.5 kg/hm2, which was 5.3% higher than the control Lantian 25 in Gansu South Regional Trial. The growth period is 247 d, plant height is 103.5 cm, ear length is 9.1 cm, ear grain number is 45.2, 1000-grain weight is 42.2 g. The crude protein (dry basis) of grain is 152.7 g/kg, crude ash (dry basis) is 24.5 g/kg, wet gluten is 287.5 g/kg, lysine is 3.91 g/kg, sedimentation value is 43.5 mL and bulk weight is 805.5 g/L. By inoculation and identification, it was immunity to mixed bacteria at seedling stage, and immunity to tested strains CY 32, Shui 4, Gui 22-9, Gui 22-14 and mixed bacteria at adult stage, overall resistance was excellent. It can be planted in mid-mountain arid, semi-arid area of Longnan City, Huicheng basin and low-mid-mountain valley area and Gangu, Qingshui and Maiji areas of Tianshui City and other areas.

Key words:Winter wheat;New cultivar;Wudu 19;Breeding

隴南地区是甘肃省冬小麦主产区,常年播种面积在22万hm2左右[1 - 4 ],随20世纪末种植业结构调整开始,小麦面积逐渐被压缩,提高单产是弥补小麦播种面积下降的重要途径之一[5 ]。主推高产、优质、专用及抗逆性强适宜性广的小麦新品种,对增加农民收入,调动农民种麦的积极性,促进粮食生产,保障粮食安全,稳定农业的基础地位等具有十分重要的意义[6 ]。我们以适合本地种植的自育品系和遗传背景丰富的种质资源为亲本,以选育抗锈、丰产、优质、抗旱、抗寒,兼抗当地其他主要病害,且适宜陇南徽成盆地、白龙江、白水江流域等不同气候类型区推广种植的品种为目标,育成了抗锈丰产冬小麦新品种武都19号,2018年2月经甘肃省农作物品种审定委员会审定定名(甘审麦20180006),于2018年3月完成甘肃省科技成果登记(9622018Y0085)。……

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