Evaluation of sweet corn and waxy maize in introduction testing in Zhanjiang

In order to improve the extension of new maize varieties in Zhanjiang city in Guangdong province, China, 19 maize varieties were introduced and tested in main producing districts in Zhanjiang in 2010. The results showed that the yield, the quality and the comprehensive resistance among the new introduced maize varieties were significantly different. The five maize varieties including Zhenghuangnuo 2, Zhengcainuo 3, Zhengtiannuo 1, Zhengtiannuo 2 and Jinlianxuenuo 2 had excellent comprehensive traits and passed the introduction testing. The yields of Zhenghuangnuo 2, Zhengcainuo 3, Zhengtiannuo 1, Zhengtiannuo 2 and Jinlianxuenuo 2 were 1161 kg/667m2 to 1338 kg/667m2, and were higher than Huazhen袁which was 1141 kg/667m2. Therefore袁these maize varieties could be extended and planted in suitable districts in Zhanjiang.