论文部分内容阅读
1材料与方法1.1供试材料洛玉4号玉米杂交种。1.2试验概况该试验于2010年在河南省宜阳县寻村示范基地进行,试验地土壤为潮褐土,肥力中等偏上,前茬作物小麦产量6900千克/公顷。6月5日播种,7日浇蒙头水,11日出苗,22日定苗,7月6日每小区追复合肥1千克(合255千克/公顷),19日每小区追尿素2千克(合525千克/公顷,8月25日浇灌浆水,9月20日收获,其它管理措施同大田生产。
1 Materials and methods 1.1 for testing materials Luo Yu 4 corn hybrids. 1.2 Test Overview The experiment was conducted in 2010 at the Xuncun Demonstration Base in Yiyang County, Henan Province. The soil tested was cinnamon soil with medium fertility and 6900 kg / ha of wheat from the previous crop. June 5 sowing, Mengtou water on the 7th, the emergence of seedlings on the 11th, 22nd Dingmiao, July 6 each district to recover Hefei 1 kg (255 kg / hectare), on the 19th each district recover urea 2 kg 525 kg / ha, paddy water on August 25, harvest on September 20, and other management practices in the field.