通辽市优质高产耐密籽粒玉米品种鉴选试验初报

High Quality,High Yield and Density Tolerant Maize in Tongliao Citypreliminary Report on Vari⁃ety Identification Test

针对通辽市目前玉米生产上品种“多、乱、杂”、密度低等限制增产增效的核心问题,开展了耐密籽粒玉米品种的筛选与展示。结果表明,DK159、TK601、德单1403、中农787等4个玉米品种表现良好,结合2019年试验数据结果,TK601、DK159、德单1403表现较为稳产,推荐生产应用。中农787仅是1年试验结果,还需进一步验证。

In view of the core problems of maize production in Tongliao city, such as variety, disorder, miscellaneous, low density and so on, screening and display of Maize Varieties with density tolerance were carried out. The results showed that the four maize varieties DK 159, TK 601, Dedan 1403 and Zhongnong 787 performed well. Combined with the test data in 2019, DK 159, TK 601 and Dedan 1403 had stable yield and were recommended for production and application. Zhongnong 787 is only a one-year test result, which needs further verification.