糯玉米新品种“银糯一号”的选育

Report on the Crossbreeding of the Glutinous Corn cultivars “Yinnuo No.1”

“银糯一号”是北京农学院生物技术系于2000年是以XN-5自交系为母本,BN51自交系为父本杂交而成的糯玉米杂交种。该品种经2000～2001年的测交试验,2002～2003年的产比试验,2004-2005年的北京市区域试验,皆比对照“中糯一号”增产30.8%(鲜穗)和20.7%(鲜粒)以上,大面积生产鲜穗产量达10800kg/hm2以上。在2006年3月北京市农作物品种审定委员会审定通过(京审玉2006008)。

＂Yinnuo No. 1 ＂, bred by Beijing Agricultural BN51 self-cross strain. The cultivars had College in 2000, is a hybrid of XN-5 and the passed breeding tests in 2000 and 2001, yield comparison in 2002 and 2003, and regional tests in the Beijing area in 2004-2005. Fresh ear yield of ＂Yinnuo No. 1＂, which is up to 720 kg/（660m^2）, is 30.8% higher than that of the cultivars ＂Zhongnuo No. 1＂, and 20.7% higher than that of fresh grain. ＂Yinnuo No. 1＂ is the only yellow-grained glutinous corn cultivars that has passed regional tests in the Beijing.