冬小麦新品种天选51号选育报告

Breeding Report of A New Winter Wheat Variety Tianxuan 51

冬小麦新品种天选51号以9362-13-3-4为母本,兰天1号为父本进行有性杂交,采用系谱法选育而成。在2008—2010年甘肃省陇南片区域试验中,两年度平均折合产量6 600.00 kg/hm2,较对照品种兰天17号增产8.65%。株高90.4 cm左右,穗长7.12 cm,千粒重43.9 g,容重834.1 g/L。籽粒含粗蛋白135.9 g/kg、湿面筋236.0 g/kg,沉降值41.75 mL。经接种鉴定,苗期对混合菌表现免疫,成株期对条中32号、条中33号、水4、水5、CH42、HY8E及混合菌均表现免疫。适于天水市、陇南市川道区、塬台机灌地及山旱地种植。

Tianxuan 51 is a newly bred systematically winter wheat variety by parental combination of 9362-13-4-4 withLantian 1.The average yield of Tianxuan 51 reaches 6 600.00 kg/hm2, which is 8.65% higher than that of the cheek in winter wheatregional test conducted in the period 2008-2009, 2009-2010 in the Longnan district. In addition, the plant height is 90.4 era,ear length is 7.12 era, thousand grain weight is 43.9 g, bulk weight is 834.1 g/L, seed crude protein is 135.9 g/kg, wet gluten is236.0 g/kg settlement value is 41.75 mL. By inoculating identification, the results shows that Tianxuan 51 was immune completely tomixture race at the seeding stage, immune completely to CY32. CY33, Shui4, Shui5, CH42, HY8E and mixture race at the adultstage. It is suitable to be grow in the valley area of Tianshui city and Longnan city.