旱地春小麦新品种定西41号选育报告

旱地春小麦新品种定西41号是定西市旱作农业科研推广中心以自育品种8124-10为母本,外引材料东乡77-011为父本杂交选育而成。在2008—2009年甘肃省旱地春小麦区域试验中,2 a折合平均产量3 169.5 kg/hm2,较对照品种定西35号增产17.88%。在2008年国家区试西北春小麦旱地组试验中,折合平均产量3 886.5 kg/hm2,较对照品种定西35号增产1.40%。该品种具有抗旱、耐病、增产潜力大,水分利用效率高,落黄好等特点,适宜在甘肃中部干旱半干旱雨养农业区及生态类似地区种植。

Breeding Report of A New Dryland Spring Wheat Variety Dingxi 41

Dingxi 41 was a new dryland spring wheat variety bred by crossing with the parental combination of 8124-10/Dongxiang 77-011 in Dingxi Research and Extension Center of Dryland Agriculture.In 2008—2009,the average yield of Dingxi 41 was 3 169.5 kg/hm2 and 17.88% higher than of the check Dingxi 35 in two years in dryland spring wheat regional test inthe Northwest China.In 2008,the average yield of Dingxi 41 was 3 886.5 kg/hm2 and 1.40% higher than of the check Dingxi 35 in spring wheat production test in the Northwest China.The result showed that seed was drought resistance,disease resistance,and yield potential,water use efficiency,off yellow is good.It is suitable to plant in the arid and semi-arid central Gansu area and ecological farming similar regions.