耐涝 高产 稳产夏谷新品种沧谷5号的选育

沧谷5号是沧州市农林科学院经过多年连续定向选择培育的夏谷新品种，其杂交组合为济8787×水2，2013年12月通过了国家谷子品种鉴定委员会鉴定（鉴定编号：国鉴谷2013014）。2012—2013年国家夏谷品种区域试验，平均产量为4828．5kg／hm2，较对照增产4．6％，其中试点最高增产率为24．3％；区域适应度平均为76．2％，其中2013年高达90．0％。2013年国家夏谷品种生产试验，平均产量为4945．5kg／hm2，较对照增产8．9％；区域适应度为85．7％。沧谷5号不仅具有高产潜力，稳产性好，而且耐涝性突出，抗谷瘟病，白发病和线虫病的发病率低于对照，并在第十届全国优质食用粟评选中被评为二级优质米。

Breeding of New Summer Foxtail Millet Cultivar Canggu No. 5 with Flooding Tolerance and High and Stable Yielding

Canggu No. 5 is a new summer foxtail millet cultivar developed by means of consecutive selection for several years by Cangzhou Academy of Agriculture and Forestry Sciences, the hybrid combination is Ji 8787 × Shui 2, it was identified as a new cultivar by the National New Foxtail Millet Cultivar Appraisal Committee in December of 2013 （Identification number was Guojiangu 2013014 ） . In the national summer millet variety regional test in 2012 -2013, the mean yield of Canggu No. 5 was 4 828.5 kg/hm2, 4. 6% over the control cuhivar Jigu 19 and with 24.3% of the highest yield increase rate. The mean adaptability of Canggu No. 5 was 76.2% and reached 90. 0% in 2013. In the national summer millet variety production test in 2013, the mean yield of Canggu No. 5 （4 945.5 kg/hm2） was higher than that of Jigu 19 by 8.9% , and the adaptability was 85.7%. Canggu No. 5 has not only high and stable yielding potential, but also tolerance to flooding and resistant to millet blast. The incidence of downy mildew and nematode of Canggu No. 5 was lighter than that of Jigu 19. Canggu No. 5 received the second high quality millet in the 10th national high quality edible millet evaluation.