2007年广西玉米引种试验综合评价

为加快广西玉米新品种的推广步伐，2007年继续在我区玉米主产区对29个已通过外省审定的品种进行引种试验。结果表明，引入的新品种多数产量较高，但品质和综合抗性表现较差，其中耕源14、东单68号、郑单518、中单808和遵玉205等5个品种综合性状表现优良，通过了广西普通玉米品种引种试验，可在广西适宜地区大面积推广种植。

Comprehensive evaluation of maize in introduction testing in 2007 in Guangxi

In order to improve the extension of new maize varieties in Guangxi,29 maize varieties which had passed the registration in other provinces were introduced and tested in main producing districts in Guangxi in 2007.The test used partition comparison method design for two croppings in a year,and the results showed that most of the new introduced maize varieties had higher yield and worse quality and comprehensive resistance.The five maize varieties including Gengyuan 14,Dongdan 68,Zhengdan 518,Zhongdan 808,an...