Planting Performance and High-yielding Cultivation Techniques of Sweet Corn Taixiantian No.2 in Jian'ou City

Taixiantian No.2 was a sweet corn variety bred by Guangzhou Panyu District Green Technology Development Company, which was examined and approved by the National Crop Variety Approval Committee of China in 2020 (National Approval of Corn 20200516). This variety was demonstration planted in Dongyou Town and Dongfeng Town of Jian'ou City from 2020 to 2021, and the comprehensive performance of the variety was good, with moderate maturity period, strong seedling growth, good evenness degree, thick stems, and strong adaptability. The data showed that the yield of the variety was 18 087.5 kg·hm^-2, about 31.2% higher than that of the control group Minshuangtian No.7. The fresh cob was thick, with an average weight of 498.8 g; the bracteal leaves were compact, with good stay-green degree, full corn grains, and good appearance; the disease resistance was good, with slighter disease occurrence. This variety was suitable for being planted in northern Fujian and could be expanded for the demonstration and popularization. In cultivation, attention should be paid to the use of ethylene or chlormequat chloride to control the plant height and strong stems, so as to avoid lodging.