Breeding a New Sweet-waxy Maize, Tiannuo 133

  Objective  To adjust the maize farming in Fujian and meet the increasing market demand for sweet-waxy variety.

  Method  A hybrid model of self-bred inbred lines×exogenous inbred lines was designed in 2012.In the following year, among the combinations submitted to the 2014-2015 joint multi-point comparison test the gai 01-1b×zhong zip233, named Tiannuo 133, was rated the best on performances.

  Result  At the Regional Trial on Sweet Maize Varieties in Fujian In 2016 and 2017, Tiannuo 133 showed an average yield of 15 793.6 kg·hm^-2, which was 22.79% higher than that of the reference. Subsequently, the new variety was certified in 2018 by the provincial evaluation.

  Conclusion  Tiannuo 133 was a single-crossing sweet-waxy maize with medium-to-large ears that was suitable for food consumption. It exhibited desirable adaptability, yield, stability and quality and was recommended for extended cultivation in the province as well as similar ecological regions.